Fill in the blank with one of the words or phrases listed below. The  helps us find the number and type of solutions of a quadratic equation.

A. completing the square
B. discriminant
C. quadratic formula
D. quadratic


Answer: B

Mathematics

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Find the derivative of y with respect to the independent variable.y =log8

A.
B. e8
C.
D.

Mathematics

Solve the quadratic equation by factoring.30b2 + 43b + 13 = -2

A. - , -  
B.
C.  
D. - , -  

Mathematics

State the conjugate of the given binomial.2m2 - 9n3

A. -2m2 + 9n3
B. -2m2 - 9n3
C. 2m2 + 9n3
D.

Mathematics

Find the volume of the figure. If necessary, round the answer to the nearest whole number.

A. 5575 cm3 B. 697 cm3 C. 507 cm3 D. 3136 cm3 

Mathematics