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MATH SOLVE
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General
In a survey in 2010, the population of two plant species were found to be growing exponentially. Their growth is given by these equations: species A, and species B, , where t = 0 in the year 2010. 4. After how many years will the population of species A be equal to the population of species B in the forest?
General
2 months ago
Find the median.12, 8, 5, 6, 1, 10, 13, 11A. 8.25B. 9C. 12D. 66
General
2 months ago
Drawing five cards from a standard deck has how many possible outcomes and why?
General
2 months ago
A jumbo crayon is composed of a cylinder with a conical tip. The cylinder is 12 cm tall with a radius of 1.5 cm, and the cone has a slant height of 2 cm and a radius of 1 cm. The lateral area of the cone is π cm2. To wrap paper around the entire lateral surface of the cylinder, π cm2 of paper is needed. The surface area, including the bottom base of the crayon, is π cm2.
General
2 months ago
The formula F=mv^2/r gives the centripetal force F of an object of mass m moving along a circle of radius r, where v is the tangential velocity of the object. Solve the formula for v. Rationalize the denominator. Calculate the tangential velocity of a 100kg object with a force of 50 Newton, moving along a circular path with a diameter of 150 meters.
General
2 months ago
The system of equations shown below is graphed on a coordinate grid:3y + x = 6 2y – x = 9Which statement is true about the coordinates of the point that is the solution to the system of equations?[ ] It is (–6, 4) and lies on both lines.[ ] It is (–6, 4) and does not lie on either line[ ] It is (–3, 3) and lies on both lines.[ ] It is (–3, 3) and does not lie on either line.WILL GIVE BRAINIEST FOR CORRECT ANSWER
General
2 months ago
In a group of 40 students, 23 take the AP Psychology class, 18 take the AP Calculus class, and 8 take both classes. What is the probability that a student takes AP Psychology or AP Calculus?
General
2 months ago
A theater group made appearances in two cities. The hotel charge before tax in the second city was $500 lower than in the first. The tax in the first city was 6.5% and the tax in the second city was 4.5% The total hotel tax paid for the two cities was $582.50. How much was the hotel charge in each city before tax?
General
2 months ago
What are the domain and range of the function f(x)= square rootx-7+9?
General
2 months ago
which choices are equivalent to the expression below? check all that apply.6 square root of 3a square root of 54b square root of 108c square root of 18 * square root of 6d square root of 3 * square root of 6e square root of 3 * square root of 36f 108
General
2 months ago
Suppose that a Petri dish initially contains 2000 bacteria cells. An antibiotic is introduced and after 4 hour, there are now 1600 bacteria cells present. Let P(t) be the number of bacteria cells present t hours after the antibiotic is introduced. (a) (8 points) Suppose that P(t) is a linear function. Find a formula for P(t) (b) (8 points) Suppose that P(t) is an exponential function. Find a formula for P(t)
General
2 months ago
Find all real values of ‘t‘ so that angle between the vectors u = (t − 2, 6 − t, −4) and v = (−4, t − 2, 6 − t) is 120◦ .
General
2 months ago
The population of a mining city grows at a rate proportional to that population, in two years the population has doubled and a year later there were 10,000 inhabitants.What was the initial population?
General
2 months ago
Mrs. Brown needs $5,000 in three years. If the interest rate on her investment account is 8.4% compounded monthly, how much should she put into her account at the end of each month to have $5,000 in three years?Give answer in US dollars and cents rounded to the nearest cent. Do NOT enter "$" sign
General
2 months ago
You deposit $3000 into a money-market savings account which pays 4.8% compounded quarterly, and you make no withdrawals from or further deposits into this account for 3 years. How much money is in your account at the end of those 3 years?Give answer in dollars rounded to the nearest cent. Do NOT enter "$" sign in answer.
General
2 months ago
EXERCISES 1. For n = 15, 18, 22, 30, and 35, find all positive integers less than n and relatively prime to n.
General
2 months ago
A recipe for individual chocolate hazelnut tarts calls for ½ cup of hazelnuts per tart. If 1 cup of hazelnuts weighs 4 ounces, will a 5-kilogram bag of hazelnuts be sufficient to make 75 tarts? 9.
General
2 months ago
Calculate the total interest paid on a 30-year, 3.9% fixed-rate $200,000 mortgage loan.Remember that number of compounding periods in a year n = number of payments expected to be made in a year. If you make monthly mortgage payments, then interest on the loan is compounded monthly.Give answer in dollars rounded to the nearest cent. Do NOT enter "$" sign in answer.
General
2 months ago
Mr. and Mrs. Wong purchased their new house for $350,000. They made a down payment of 20%, and amortized the rest over 30 years. If the interest rate is 4.2%, which of the following is their correct monthly mortgage payment?
General
2 months ago
Calculate (a) the number of milligrams of metoclopramide HCl in each milliliter of the prescription:Metoclopramide HCl 10 gMethylparaben 50 mgPropylparaben 20 mgNaCl 800 mgPurifed water qs ad 100 mL
General
2 months ago
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