Solve the inequality and graph. Express your answer in interval notation.-4(-2 - x) < 6x + 19 - 11 - 2x
A. (-?, 8)
B. ?
C. (-?, 0)
D. (-?, ?)
Answer: B
Mathematics
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Expand, where i2 = -1.
4
A. 1 B. -1 C. 1 - i D. 1 + i
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If m
90° in the triangle shown, then sin 
.
Answer the following statement true (T) or false (F)
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Without solving, determine the character of the solutions of the equation.x2 + 4x + 5 = 0
A. a repeated real solution B. two complex solutions that are conjugates of each other C. two unequal real solutions
Mathematics
Multiply using the rule for finding the product of the sum and difference of two terms.(x + 5)(x - 5)
A. x2 - 10x - 25 B. x2 - 10 C. x2 + 10x - 25 D. x2 - 25
Mathematics