Question

Evaluate the following expression using the values given:

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

-19

-37

27

19

Answer 1

@sleepyjess

Answer 2

is this shown as \(2r^2+3s^3-r^2+4t^2-r^2\)?

Answer 3

yes

Answer 4

2(-2)^2 + 3(-3)^3 - (-2)^2 + 4(5)^2 - (-2)^2

Answer 5

i think i found the answer, It's D

Answer 6

can you help me with one?

Answer 7

I think this one would be easiest to give b a number and work out the problems so lets try with 5 boxes in a cart

Answer 8

you here?