Use the distributive property to multiply. Then, if possible, simplify the resulting expression.8(x + 7)
A. 8x + 56
B. 56x
C. 8x + 8
D. 8x + 7
Answer: A
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Perform the indicated operations and simplify the result so there are no quotients.2 tan ? - (1 + tan ?)2
A. - sec2? B. 1 - sin ? C. 0 D. 1
Solve the problem.An electric company has the following rate schedule for electricity usage in single-family residences:Monthly service charge $4.93Per kilowatt service charge1st 300 kilowatts$0.11589/kWOver 300 kilowatts$0.13321/kWWhat is the charge for using 300 kilowatts in one month?What is the charge for using 375 kilowatts in one month?Construct a function that gives the monthly charge C for x kilowatts of electricity.
What will be an ideal response?
Give the reciprocal of the number. - 
A. 5
B. - 
C. - 
D. 
Factor completely. If a polynomial cannot be factored, say it is prime.8x6 - 8x2
A. 8x2(x2 + 1)(x2 - 1) B. 8x2(x - 1)(x + 1)3 C. prime D. 8x2(x2 + 1)(x - 1)(x + 1)