Find the solution set of the equation. If the equation has no solution write ? and if the equation is an identity so state.
- 4 = 
A. {3}
B. {-2}
C. {12}
D. {-3}
Answer: D
Mathematics
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Evaluate the integral.
A. -7 B. 23.2 C. 9 D. 8
Mathematics
Find y '.y = (3x - 4)(3x3 - x2 + 1)
A. 27x3 + 45x2 - 15x + 3 B. 36x3 - 15x2 + 45x + 3 C. 9x3 + 15x2 - 45x + 3 D. 36x3 - 45x2 + 8x + 3
Mathematics
Perform the indicated operation(s). Simplify if possible.
- 
A. 
B. 4x
C. 4
D. 
Mathematics
Write the expression as a product of a whole number and a power of 10. Use an exponent to represent the power of 10.90
A. 90 × 101 B. 9 × 102 C. 9 × 100 D. 9 × 101
Mathematics