Rewrite in exponential form.log x = 3
A. 310 = x
B. 10x = 3
C. 103 = x
D. x10 = 3
Answer: C
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Use the discriminant to determine if the equation can be solved by factoring. If the equation can be solved by factoring, then factor it.d2 + 7d - 3 = 0
A. (d - 3)(d - 1) = 0 B. (d - 4)(d + 2) = 0 C. (d - 1.7)2 = 0 D. Cannot be solved by factoring
Solve the problem.Find the length of a rectangular lot with a perimeter of 76 meters if the length is 4 meters more than the width. 
A. 42 m B. 17 m C. 21 m D. 38 m
Solve for the variable.(2x2 - 6x - 3) - (2x2 + 4) = 2x + 28
A. x = - 
B. x = - 
C. x = - 
D. x = - 
Solve. Write a mixed numeral for the answer.Peter must practice the piano 12
hours per week. He has already practiced 4
hours. How many more hours does he need to practice?
A. 7 hr
B. 8
hr
C. 7
hr
D. 6
hr