Answer:
D
Step-by-step explanation:
R(x) = -x^2+122x+400
Answer:
The first error in the bill is +8
because when two opposite signs of number are multiplied so the result is always negative.
so,
2 × -4 = -8
instead of 8 their should be -8.
hope this answer helps you dear...take care!
You can combine the -6 and -1 to -7. So the expression can be simplified as -3x-7
Answer:
-10
Step-by-step explanation:
None of the above