Solve the quadratic equation using the quadratic formula.3x2 = -2 - 12x
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the inverse of the function.f(x) = x3 - 7
A. f-1(x) = 
+ 7
B. f-1(x) = 
C. Not a one-to-one function
D. f-1(x) = 
Mathematics
Find the quotient and write in rectangular form. First convert the numerator and denominator to trigonometric form.
A. 
+ 
i
B. 
C. - 
i
D. - 
- 
i
Mathematics
Sum an appropriate infinite series to find the rational number whose decimal expansion is: 
Enter just a reduced fraction of form 
.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the equation of the least squares line.The paired data below consist of the temperatures on randomly chosen days and the amount a certain kind of plant grew (in millimeters). 
A. y = 7.30 - 0.112x B. y = -14.6 - 0.211x C. y = 14.6 + 0.211x D. y = 7.30 + 0.122x
Mathematics