Question

3m2+4 b-8 if m=8 and b = 5

Answer 1

below

Explanation:

Let's evaluate the given expressions for the values of the variables.

3m² + 4

m = 8, so:

`3*8^2+4`

`3*64+4`

`192+4`

`\boxed{\sf{196}}`

b- 8

b = 5, so:

`5-8`

`\boxed{\sf -3}`