Use the quadratic formula to solve the quadratic equation. Approximate the solutions to the nearest tenth.-4x2 + 7x + 7 = 0
A. -0.7, 2.5
B. -1.4, 4.9
C. -2.5, 0.7
D. -19.2, 21
Answer: A
Mathematics
You might also like to view...
Convert the common fraction into decimal form. If necessary, round to the nearest thousandth.
A. 8 B. 6.1 C. 6 D. 7
Mathematics
Provide an appropriate response.Use the FOIL method to find the product: (4x - 2y)(3x + y)
A. 12x2 -+ 2xy - 2y2 B. 12x2 - 10xy - 2y2 C. 12x2 - 2xy + 2y2 D. 12x2 - 2xy - 2y2
Mathematics
Find the weekly gross earnings. Overtime is paid at the time-and-a-half rate for hours over 40 per week.
A. $997.50 B. $902.50 C. $1,010.00 D. $950.00
Mathematics
Factor the polynomial by removing any common monomial factor.27x4 + 24x3 - 30x2 - 3x
A. 3x(9x3 + 8x2 + 10x - 1) B. 3x2(9x2 + 8x - 10) C. 3(9x4 + 8x3 - 10x2 - x) D. 3x(9x3 + 8x2 - 10x - 1)
Mathematics