Multiply the polynomials. Express the answer as a single polynomial in standard form.(10y + x)(10y - x)
A. 100y2 + 20xy - x2
B. 100y2 - x2
C. 20y2 - x2
D. 100y2 - 20xy - x2
Answer: B
Mathematics
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Evaluate the integral.
A. 2
+ C
B. 
+ C
C. 2
+ C
D. 
+ C
Mathematics
Multiply.(4a - 5)2
A. 4a2 + 25 B. 16a2 + 25 C. 16a2 - 40a + 25 D. 4a2 - 40a + 25
Mathematics
Solve the equation.4(x - 8) = -19 - 5
A. 4 B. -2 C. -4 D. 2
Mathematics
Perform the indicated operation in trigonometric form. Write the solution in standard form rounded to four decimal places.
?
A. 0.4682 + 0.2027i B. 0.4777 - 0.1791i C. 0.7197 + 0.6943i D. 0.5095 + 0.0254i E. 0.3672 + 0.3542i
Mathematics