Factor the expression. Express your answer so that only positive exponents occur. 10x1/7 - 13x-4/7
A. x1/7(10x5/7 - 13x5/13)
B. x-4/7(10x5/7 - 13x)
C. x-4/7(10x5/7 - 13)
D. x1/3(10 - 13x5/13)
Answer: C
Mathematics
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Determine the center (or vertex if the curve is a parabola) of the given curve.x2 + 8x - 4y + 8 = 0
A. (-2, -4) B. (2, 4) C. (-4, -2) D. (4, 2)
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Solve.
+ 
+ 4 = 0
A. 
B. 1
C. 0
D. No solution
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Use the given triangle and the following information: a =7 and b =3. Leave the answers in fraction form.
 FIGURE.png)
Find cos A.
Mathematics
The longer leg of a right triangle is 2 centimeters longer than twice its shorter leg. The hypotenuse is 1 centimeter longer than longer leg. Find the dimensions of the lengths of the triangle.
A. 3 cm, 4 cm, 5 cm B. 2 cm, 5 cm, 10 cm C. 10 cm, 17 cm, 18 cm D. 5 cm, 12 cm, 13 cm
Mathematics