Factor completely. If the polynomial cannot be factored, write prime.x2 - x - 40
A. (x - 5)(x + 8)
B. (x - 40)(x + 1)
C. (x + 5)(x - 8)
D. Prime
Answer: D
Mathematics
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Express the number in scientific notation..000000054906
A. 5.4906 x 108 B. 5.4906 x 10-9 C. 5.4906 x 10-8 D. 5.4906 x 10-7
Mathematics
Divide to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.4
÷ 3
A. 1
B. 2
C. 1
D. 1
Mathematics
Find the product. Simplify before performing the multiplication.- 
? 36
A. -24
B. -54
C. - 
D. 54
Mathematics
Solve the problem.Find out how long it takes a $3200 investment to double if it is invested at 
compounded quarterly. Round to the nearest tenth of a year. Use the formula 
.
A. 9.2 yr B. 8.8 yr C. 9 yr D. 8.6 yr
Mathematics