Identify the base and the exponent for the exponential expression.-y4
A. Base: 4, exponent: -y
B. Base: -y, exponent: 4
C. Base: 4, exponent: y
D. Base: y, exponent: 4
Answer: D
Mathematics
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Write percent as decimal.100%
A. 0.01 B. 100 C. 1 D. 0.1
Mathematics
Solve the problem.A paper boy collected $6.60, part in nickels and part in dimes. If the number of nickels was 17 more than one-half the number of dimes, how many nickels were there?
A. 46 nickels B. 3 nickels C. 40 nickels D. 30 nickels
Mathematics
Solve the system by elimination. If the system is inconsistent or dependent, say so.x + y = 2x - y = -4
A. (-2, 4) B. (-1, 3) C. (1, 4) D. empty set solution; inconsistent system
Mathematics
Combine like terms whenever possible. Write the result with descending powers.2x4 + 8x4 - 4x4
A. 6x12 B. 6x4 C. Cannot be simplified D. -64x4
Mathematics