Use the discriminant to determine whether the quadratic equation has two unequal real solutions, a repeated real solution, or no real solution without solving the equation.x2 + 3x + 7 = 0
A. repeated real solution
B. two unequal real solutions
C. no real solution
Answer: C
Mathematics
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Construct a frequency polygon. 
A. Frequency
| Number of vacation days |
B. Frequency
| Number of vacation days |
Mathematics
Write the fraction as a decimal, rounded as indicated.
to the nearest thousandth
A. 0.364 B. 0.366 C. 0.365 D. 0.363
Mathematics
Find all the zeros of the function and write the polynomial as a product of linear factors. ? y4 - 2401 ?
A. ±7; (y - 7)(y + 7) B. ±7, ±7i; (y - 7)(y + 7)(y - 7i)(y + 7i) C. 7, 7i; (y + 7)(y + 7)(y - 7i)(y - 7i) D. ±7i;(y - 7i)(y + 7i) E. ±7, ±7i; (y - 7)(y - 7)(y + 7i)(y + 7i)
Mathematics
Complete the factorization.-12z7 = -6z4(
)
A. 72z B. 2z3 C. -2z3 D. 2z4
Mathematics