Multiply.(x - 4)2
A. x2 - 8x + 16
B. x2 + 16
C. x + 16
D. 16x2 - 8x + 16
Answer: A
Mathematics
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Decide whether the statement makes sense. Explain your reasoning.I found a rock at the bottom of our swimming pool. It had a mass of 500 grams and a volume of 1000 cubic centimeters, so its density was 0.5 g/cm3.
What will be an ideal response?
Mathematics
Solve the given trigonometric equation analytically (using identities when necessary for exact values when possible) for values of x for 0 ? x < 2?.tan x + sec x = 1
A. 0
B. No solution
C. 
D. 
Mathematics
Perform the indicated operation and simplify. Write the answer in the form a + bi.(7 - 6i) + (4 - 4i)
A. 11 - 2i B. -11 - 10i C. 11 - 10i D. 11 + 10i
Mathematics
Multiply.-11(-11)
A. 121 B. -132 C. -121 D. 132
Mathematics