Add or subtract. Then simplify. If a denominator has two or more factors (other than monomials), leave it in factored form. Express the answer using the denominator of the first fraction when applicable.
- 
- 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the product.5x(2x + 1)(2x - 1)
A. 5x(4x2 + 0x - 1) B. 20x3 - 0x2 - 5x C. 20x3 + 0x2 - 5x D. 20x2 + 0x - 5
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Identify the equation as an identity, contradiction, or conditional equation.5(x + 3) = 5x + 15
A. contradiction B. conditional equation C. identity
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Write with rational exponents and then apply the properties of exponents. Assume that all radicands represent positive real numbers. Give answers in exponential form.
A. 30w
B. w1/30
C. w30
D. 
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Find the angle in degrees that describes the compass bearing.SW
A. 247.5° B. 202.5° C. 225° D. 270°
Mathematics