Simplify the expression by applying the distributive property.-5(2a + 3)
A. -10a - 15
B. -7a - 8
C. -25a
D. -3a - 2
Answer: A
Mathematics
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Simplify the expression. If the expression contains any variables, assume that they represent positive real numbers. Write your answer with only positive exponents.
A. 
B. 4
C. 46
D. 4x
Mathematics
Provide an appropriate response.Find the inflection point(s) for f(x) = 
x4 - x3 + 6.
A. (0, 6) and (2, 2) B. (0, 0) C. (0, 6) and (2, -4) D. (0, 0) and (2, 2)
Mathematics
Solve the problem. Express the answer in scientific notation to two decimals.The national debt of a country is $31,570,000,000 and the population is 4,510,000. What is the debt per person? Write answer without exponents.
A. $142,380,700 B. $700 C. $7000 D. $70,000
Mathematics
Find the area.
A. 1200 m2 B. 280 m2 C. 140 m2 D. 292 m2
Mathematics