Subtract.(4x2 + 6x - 6) + (5x2 - 10x + 10)
A. 9x2 - 4x + 4
B. 9x2 - 4x + 16
C. 9x2 + 4x + 4
D. 9x2 - 16x + 4
Answer: A
Mathematics
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Express the integrand as a sum of partial fractions and evaluate the integral.
A. 
+ 
ln 
+ C
B. 
+ 
ln 
+ C
C. 
+ 
ln 
+ C
D. 
+ 
ln 
+ C
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Answer the question or solve the problem.If a < b, is it always true that 
> 
? Explain.
What will be an ideal response?
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Find the probability.A lottery game has balls numbered 1 through 21. A randomly selected ball has an even number or a 10.
A. 
B. 
C. 
D. 10
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Write the complex number in the form a + bi.3(cos 270° + i sin 270°)
A. 3 B. -3 C. -3i D. 3i
Mathematics