Use a graphing calculator to graph the equation and identify the x-intercepts. If your answers are not exact, round to the nearest tenth.y = -2.5x2 + 8.9x - 1.5
A. x-intercept: (0, -1.5)
B. x-intercept: (1.8, 6.4)
C. x-intercepts: (0.2, 0) and (3.4, 0)
D. x-intercepts: (-3.7, 0) and (0.2, 0)
Answer: C
Mathematics
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Change the following number to a power of ten notation of 106: 376.1 ð 104
a. 37610 ð 106 b. 3.761 ð 104 c. 3.761 ð 106 d. Ý3761 ð 106
Mathematics
Write each equation in standard form and identify a, b, and c. 
x2 = 
x + 7
A. a = 
, b = - 
, c = -7
B. a = 
, b = 
, c = -7
C. a = 
, b = - 
, c = 7
D. a = 
, b = 
, c = 7
Mathematics
Find the area of the triangle. Approximate values to the nearest tenth when appropriate.
A. 50 ft2 B. 160 ft2 C. 80 ft2 D. 40 ft2
Mathematics
Write the quotient without using exponents.
A. 0.008 B. 0.004 C. 40 D. 80
Mathematics