If a+b+c=7 and ab+bc+ca=20 find the value of a^2+b^2+c^2

Dominic earns $285 per week plus an 8% commission rate on all his sales. If Dominic sells $4,213 worth of merchandise in one week, how much will his total earnings for the week be?

What structure was constructed for the fair of 1889

If c = 1/3 and b=3 then in 3c / (2b^2) or 2b to the power of two. Would you do 2*3=6 (because of b = 3) then 6^2 6x6=

If two sides of a triangle measure 20 and 13, which of the following is not a possible length for the third side?

Suppose that F (x) = x^3 and G (x) = -2x^3. Which statement best compares the graph of G (x) with the graph of F (x) ?

What are the domain and range of f (x) = 2 (3^x) ? domain: (-infinity, infinity); range: (0, infinity) domain: (-infinity, infinity); range: (2, infinity) domain: (0, infinity); range: (-infinity, infinity) domain: (2, infinity);

on Sunday 845 people went to zoo. on Monday 169 people went to zoo. What is the percent decrease in people visiting zoo on Monday?

A ball is thrown directly upward from an initial height of 200 feet with an initial velocity of 96 feet per second. How long does it take for the ball to reach it's maximum height?

Carole has $53.95 and washes cars for $8 each. Carole wants to attend a musical that costs $145.75. a. Write and solve an inequality to determine the minimum number of cars Carole must wash to be able to buy the ticket to the musical. b.

5. Given beverage sales of $5,400 and cost of beverages sold of $900.00, the beverage cost percent is: