Perform the indicated operation. (-8x° + 6x2 - 10x + 7) + (7x° +8x² - 6x-7)....
If f(x) = 6x2 - 6x² + 7x-9 and g(x)= 0, find (fog)(x) and (gof)(x). What is (fog)(x)? (fog)(x) = What is (gof)(x)? (gof)(x) =
Perform the indicated operation and simplify. [(x+1)/(x^2-6x+8)] / [(3)/(x^2-16)]
Solve the system by addition. 30) x - 2y = -16 -7x - ly = -8 Perform the indicated operations. 31) ( 2x2 + 2x - x3 + 1) - (4x2 - 8x - x3 + 6) Factor the difference of squares. 32) 49x2 - 16 Perform the indicated operation and simplify. ܕ܂ .3 ܙ30 Write a slope-intercept equation for a line with the given characteristics. 34) Passes through (3,-7) and (0,-2)
7. Which expression is a simplified form of -2x(-4x + 3)? a. 8x - 6x b. 8x + 6x c. -8x - 3 d. -8x + 3
d) Given the primal problem Max z= 8x/+3x2+xz Subject to: x;+6x,+8x3<118 X, + 5x+10x<240 X1, X2,X3, 20 Write down its problem (5 marks) dual Question Nine R=622 R4 2 02. V-24V R = 422. R5=2.522. (a) What are the voltage across and the current in each of the resistors Ri through Rs in figure above? (6 Marks) (b) How much power is dissipated in R.? (4 marks)
Perform the indicated operation and write the answer in the form a +bi, where a and b are real numbers. 28) (6-5i)(7 +3i) A) -15;2 - 171 +42 B) 57 - 171 C) 27 - 531 D) 57 +171 Write the quotient in the form a +bi. 9 +41 29) 2-4i B) -1.4, C) -1 5 Use De Moivre's theorem to simplify the expression. Write the answer in a +bi form. 30) (3 (cos 120° + i sin 120°))4 A)...
Perform the indicated operations and write the result in standard form. - 12+7-45 24
Perform the indicated operation, if possible. 4 7 5 -7 9 0 -11 3 . 9 -2 13 1 -2 7 - 8 8 Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. O A. The resulting matrix is B. The matrices cannot be added.
Use the following matrices to perform the indicated operation, when possible. (If not possible, enter IMPOSSIBLE into any cell of the matrix.) B = 1 1 7 0 E = 2 0 4 8 3 2 1 7 2 0 7 1 0 2 FIND EB.
Perform the indicated operations. Write the answer in standard form, a+bi. (V2 + 10 i)(12 - 101) 0 0/0 х 5