Write the polynomial as the product of linear and quadratic factors that are irreducible over the reals.
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f(x) = x4 + 42x2 - 343
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A. 
B. 
C. 
D. 
E. 
Answer: D
Mathematics
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Divide. Express the quotient in lowest terms.
÷ 
A. 
B. 
C. 
D. 
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Simplify the expansion.(4 × 103) + (4 × 102) + (0 × 101) + (3 × 100)
A. 4403 B. 443 C. 44,030 D. 4430
Mathematics
Solve the problem.Richard's team wants to plant 1,112 trees in 8 months. How many trees per month do they need to plant?
A. 149 trees B. 278 trees C. 139 trees D. 147 trees
Mathematics
Add or subtract. Simplify if possible.
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A. 
B. 
C. 
D. 
Mathematics