Determine whether the quadratic equation is in standard form.x2 + x - 4 = 0

A. Yes
B. No

Answer: A

Mathematics

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Evaluate the algebraic expression for the given values of the variables.10x - 7y, x = –4 and y = 10 

A. 117 B. 110 C. 30 D. –103 E. –110

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Solve the polynomial equation in the complex numbers.x3 - 5x2 + 7x + 13 = 0

A. {-1, 2 + 3i, 2 - 3i}
B. {-1, 3 + 2i, 3 - 2i}
C. {-1, 2 + , 2 - }
D. {1, 3 + , 6 - }

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Find the simple interest. Round to the nearest cent.Principal = $60,000Interest Rate = 5%Time in years = 

A. $3375.00 B. $2531.25 C. $253.12 D. $2553.75

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Solve using the principle of zero products.(x - 4)(4x + 12) = 0

A. - ,  
B. - , 
C. -3 , 4
D. -4, 3

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Mathematics