Factor the GCF out of the given expression.7a - 42
A. 7(a - 42)
B. 6(a - 7)
C. 7(a - 6)
D. 7(a + 6)
Answer: C
Mathematics
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Solve the problem.A baby weighed 8 pounds at birth and gained 2 pounds a month. How much did the baby gain in 4 months?
A. 14 pounds B. 16 pounds C. 8 pounds D. 40 pounds
Mathematics
Provide an appropriate response.Factor the special product: x2 - 36y2
A. (x + 6y)(x - 6y) B. x2(1 - 36y2) C. (x - 6y)2 D. 36(x - y)(x - y)
Mathematics
Divide and simplify.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Find 
. Express the answer in standard form.z1 = 15(cos 240° + i sin 240°)z2 = 5(cos 60° + i sin 60°)
A. -3 - 3i
B. - 
- 
i
C. -3i
D. -3
Mathematics