Find the range of the given function.f(x) = 2x2 + 4x - 0

A. (-?, 2]
B. (-?, 1]
C. [-2, ?)
D. [-1, ?)


Answer: C

Mathematics

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The relationship between Fahrenheit temperature F and Celsius temperature C is given by

. ? The relationship between the Kelvin temperature scale and the Celsius scale is . ? A:  Find a formula that expresses C as a function of K.B:   Find a formula that expresses F as a function of K.C:  Find a formula that expresses K as a function of F. What will be an ideal response?

Mathematics

Decompose into partial fractions.

A.  +  -  +  + 
B.  +  +  +  + 
C.  +  +  +  + 
D.  +  +  +  + 

Mathematics

Use problem solving strategies to solve the problem.I'm thinking of a number between 4 and 10. If I square my number and find the difference of the digits, I will end up with the cube root of my number. What is my number?

A. 11 B. 8 C. 9 D. 14

Mathematics

Factor the special products.y2 - 25

A. (y - 5)2 B. (y + 5)(y - 5) C. prime D. (y + 5)2

Mathematics