Find the real zeros, if any, of each quadratic function using the quadratic formula. List the x-intercepts, if any, of the graph of the function. F(x) = 5x2 - 7x - 1
A. x =
B. x =
C. x =
D. No real zeros or x-intercepts
Answer: B
Mathematics
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Using Thevenin's Theorem, solve for RTH and VOC.
E = 45 V
R1 = 20 Kê
R2 = 17 Kê
RL = 10 Kê
Mathematics
Provide an appropriate response.Consider an equation of direct variation y = kx. When x increases, does y increase or decrease?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the nth term {an} of the geometric sequence. When given, r is the common ratio.3, 1, ,
,
, ...
A. an = 3 ? n-1
B. an = 3 ? n-1
C. an = 3 ? n + 1
D. an = 3 ? n
Mathematics
Multiply.(5x + 9)(5x - 9)
A. 25x2 - 90x - 81 B. 25x2 + 90x - 81 C. x2 - 81 D. 25x2 - 81
Mathematics