Find the prime factorization of the number.15
A. 3 ? 7
B. 3 ? 5
C. 3 ? 6
D. 3 + 5
Answer: B
Mathematics
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Use FOIL to multiply.(x + 3)(x + 10)
A. x2 + 13x + 30 B. x2 + 13x + 12 C. x2 + 12x + 30 D. x2 + 30x + 13
Mathematics
Simplify. Combine like terms if possible.-3n - (-n)
A. -2n2 B. -3n2 C. -4n D. -2n
Mathematics
An expression that occurs in calculus is given. Write the expression as a single quotient in which only positive exponents and/or radicals appear.10x3/2(x3 + x2) - 12x5/2 - 12x3/2
A. 2x3/2(x + 1)(5x2 - 6) B. 10x3/2(x3 - 1) + 10x3 - 2x3/2(x - 1) C. 10x3/2(x + 1)(5x2 - 6) D. x3/2(x - 1)[10(x2 - 1) - 2] + 10x3
Mathematics
Solve the problem.Jeff earns $251 per day. If his salary is raised by 3%, how much will he make per day?
A. $261.04 B. $256.02 C. $326.30 D. $258.53
Mathematics