What number should be added to 2x^2-8x-10=0 to complete the square? Show all work!!! A) 8 B)-8 C)4 D)-4?

• What number should be added to 2x^2-8x-10=0 to complete the square? Show all work!!! A) 8 B)-8 C)4 D)-4?

Algebra 2 McGraw-Hill ... three times the square of a number 3x2 b ... (2. 3 + 25) ÷ 1. 5 Evaluate each expression if a = -9, b = 2_ 3 , c = 8, and d = -6. 4.
Positive: 97 %
Module in solving quadratic equation ... (a + bi) - (c + di) = (a - c) + (b - d) ... quot;exact" form, complete with all the square roots ...
Positive: 94 %

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... (b) factoring; (c) completing the square; (d) ... B. 0 4 8 2 = ÷ ÷ t t D. 0 7 2 2 ... Solve the quadratic equation 2x 2 + 8x – 10 = 0 by ...
Positive: 97 %
Does a negative number have a square root? Why? d. ... x + 8 = 0 d. x2 + 9x = -8 → x2 + 9x + 8 = 0 b. 4. 1. ... Show the complete details of your work ...
Positive: 92 %
___ eg. logb(a) = c means b^c = a ... Show your work. ... (1/2) and the radio (1/8) is ___ (4/8) - (1/8) or 3/8