Question

Evaluate the following expression using the values given:

Answer 1

Find 2r2 + 3s3 - r2 + 4t2 - r2 if r = -2, s = -3, and t = 5.

-19

-37

27

19

Answer 2

try using www.mathway.com. it really helps

Answer 3

ok thank

Answer 4

no problem

Answer 5

2 x -2 x 2 + 3 x -3 x 3 - -2 x 2 + 4 x 5 x 2 - -2 x 2
this is your equation...

Answer 6

yes

Answer 7

Well you have math way now so just enter in this equation and it'll give you the answer lol XD
You could also use wolframalpha.com
That helps me alot...

Answer 8

ok I try