Answer:
She did no divide each addend correctly
Step-by-step explanation:
Given
12 + 32 ← factor out 4 from each addend
= 4(3 + 8)
As 4 × 3 = 12 and 4× 8 = 32
Valerie had 12 + 32 = 4(1 + 10) ← incorrect statement
Answer:
3
Step-by-step explanation:
If we are rounding it’s 5.4640
Answer:
see below
Step-by-step explanation:
3^-7 x 3^7 = 1
The negative exponents put it in the denominator
1/ 3*3*3*3*3*3*3 * (3*3*3*3*3*3*3) = 1
The 3's cancel leaving
1/1 = 1
1=1
Answer:
4x^3+8x^2
Step-by-step explanation:
Multiply each term:
4x^3+8x^2
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