Solve the quadratic equation by any method.x2 + x + 5 = 0
A. -1, 0
B. 1, 0
C. 
D. No real solutions
Answer: D
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Solve the problem. Write the answer in lowest terms.Mr. Roberts installed 
-inch thick laminated material on top of 
thick plywood to make a countertop. What was the thickness of the completed countertop?
A. 
inch
B. 
inch
C. 
inch
D. 
inch
Using the addition/subtraction method, find the value of x and y to satisfy the following equations: 2x + 3y = 3; 3x + 6y = 10
a. 1 1 x = -4Ä y = 3Ä 3 3 b. 1 2 x = 4Ä y = 2Ä 2 3 c. 2 x = -4 y = 3Ä 3 d. x = -4 y = 3 e. 2 x = 4 y = -3Ä 3
Write the expression in the standard form a + bi.
A. 5 + 3i B. 3 + 5i C. 5 - 3i D. 3 - 5i
Identify the base and the exponent for the exponential expression.-2x5
A. Base: -2x, exponent: 5 B. Base: x, exponent: 5 C. Base: 5, exponent: -2x D. Base: 2x, exponent: 5