Evaluate the function as indicated.Find f(k - 1) when f(x) = 5x2 + 5x + 6.
A. 5k2 - 5k + 16
B. 5k2 - 5k + 6
C. 5k2 + 35k + 16
D. -5k2 + 5k + 6
Answer: B
Mathematics
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I = 6 mAPK, E = 9 VPK, t = 10 æSec and f = 70 KHz. Use i as the reference. e leads i by 30ø. Find the value of e.
a. e = -9.0 v b. e = -8.8 v c. e = -5.7 v d. e = 0 v e. e = 5.7 v
Mathematics
Divide.
A. 0.4 B. 4 C. 1.4 D. 14
Mathematics
Solve the problem.The focal length f of a lens with index of refraction n is 
= (n - 1)
where R1and R2 are the radii of curvature of the front and back surfaces of the lens. Express f as a rational expression.
What will be an ideal response?
Mathematics
Perform the indicated operations.( 5x4 - 10x2 + 5x ) - ( 7x3 + 7x2 - 7x + 7)
A. 5x4 + 7x3 + 17x2 + 12x - 7 B. 5x4 - 7x3 - 3x2 - 2x + 7 C. 12x7 + 13x3 + 7 D. 5x4 - 7x3 - 17x2 + 12x - 7
Mathematics