precalculus
posted by alice .
THe sume of 2 positive numbers is 20. Find the two numbers such that
1) the sum of the square is minimum b) the product of one and the square is maximum. c) the product of the square and one and the cube of the other is maximum
I will be happy to critique your work on this.

asda
Respond to this Question
Similar Questions

mathword problems with quadratics
I have 5 questions... 1) The sum of two numbers is 12. Their product is 36. Find the two numbers. 2) The sum of two numbers is 15. Their product is 100. Find the two numbers. 3) The sum of two numbers is 8. Their product is 12. … 
ALGEBRA
1, Factor each expression x^2  10x  24 A. (x + 4)(x  6) B. (x + 6)(x  4) C. (x + 2)(x  12) D. (x + 12)(x  2) 2, x^2  36 = 0 A. (1 + square root of 3, 1  square root of 3) B. (6,6) C. No solution D. None of these 3, Factor … 
calculus
Two positive numbers have a sum of 60. what is the maximum product of one number times the square of the second number? 
Calculus
The product of 2 positive numbers is 48. find the value of the numbers if the sum of one of the numbers and the cube of the other is a minimum. 
precalculus
Find two rational numbers such that the difference is 3 times the first and twice the second is 34.7 and whose product is a minimum. Also, find the minimum product. 
Math PLEASE HELP ASAP
PLEASE INCLUDE SOLUTIONS AND EXPLAIN HOW YOU DID IT PLEASE. *CHALLENGE. 1.SIMPLIFY : SQUARE ROOT OF 16^8+8^4/16^2+16^7 2.EXPRESS 1 + 1/1+SQUARE ROOT OF 2  1/1SQUARE ROOT OF 2 IN THE FORM A+B SQUARE ROOT OF 2, WHERE A AND BARE RATIONAL … 
Calculus Optimization Problem
Find two positive numbers whose sum is 15 such that the product of the first and the square of the second is maximal. I came up with this so far: x + y = 15 xy^2 is the maximum derivative of xy^2= 2xyy' + y^2 Now how do I solve this … 
Math
The height h in metres above the ground of a projectile at any time t in seconds after the launch is defined by the function h(t)=4t +48t +3 A.) Complete the square to write H in standard form b.) Find the height of the projectile … 
math
The sum of the two numbers is k. the product of one by the square of the other is to be a maximum . What is one of the numbers? 
Math
The sum of two numbers is 9.twice their product gives 40.find the numbers. One number exceeds another by 4.the sum of their square is 208. What are the numbers. The area of a rectangular field is 108square .the perimeter is 42. Find …