Translate the phrase to an algebraic expression.Seven times a number, added to 5
A. 7(x + 5)
B. 7 ? 5 + x
C. 7x
D. 7x + 5
Answer: D
Mathematics
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Find the term that should be added to the expression to form a perfect square trinomial. Write the resulting perfect square trinomial in factored form.x2 + 2x +
A. 0; 
2
B. 1; 
2
C. 4; 
2
D. 1; 
2
Mathematics
Simplify.(-i)35
A. i B. -1 C. -i D. 1
Mathematics
Solve.A musician plans to perform 5 selections for a concert. If he can choose from 7 different selections, how many ways can he arrange his program?
A. 21 B. 16,807 C. 2520 D. 35
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log5
A. 
log53 + 
log5x
B. log53 + 
log5x
C. 
log53x
D. log5
+ log5
Mathematics