Multiply.-20(-7)
A. 147
B. -160
C. 140
D. 160
Answer: C
Mathematics
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Choose the best answer.The area of the face of a quarter is about
A. 57 m2 B. 57 dm2 C. 57 mm2 D. 57 cm2
Mathematics
Simplify. Write the expression as a single logarithm with a coefficient of 1.log102 + log10(x3 - 4) + log104
A. log10( 8x3 - 32) B. log10( x3 + 2) C. log10( x3 - 32) D. log10(2x3 - 8)
Mathematics
Draw the graph of the equation.x = y2 + 4y - 3 
A. 
B. 
C. 
D. 
Mathematics
Multiply.3(7x + 9y + 7)
A. 21x + 9y + 7 B. 21x + 9y + 21 C. 21x + 27y + 7 D. 21x + 27y + 21
Mathematics