If x2 + mx + m is a perfect-square trinomial, which equation must be true?

Asked by wiki @ 31/10/2020 in Mathematics viewed by 431 People

Answered by wiki @ 31/10/2020

X² + mx + m A perfect square trinomial is where:x² - is the square of the first term binomialmx - is twice the product of the binomials first and last termm - is the square of the last term binomial
x² + mx + m = (x + 1)²
(x + 1)² ⇒ (x+1)(x+1) = x(x+1) +1(x+1) ⇒ x² + x + x +1 = x² + 2x + 1

Which value must be added to the expression x2 – 3x to make it a perfect-square trinomial?

Asked by maham237 @ 25/12/2020 in Mathematics viewed by 462 persons

Which value must be added to the expression x^2-3x to make it a perfect-square trinomial? A) 3/2 B) 9/4 C) 6 D) 9

Which value must be added to the expression x2 + 12x to make it a perfect-square trinomial?

Asked by maham237 @ 19/12/2020 in Mathematics viewed by 378 persons

6 36 72 144

Which value is needed to create a perfect square trinomial from the expression x2 + 8x + _____?

Asked by maham237 @ 02/12/2020 in Mathematics viewed by 314 persons

Which expressions are perfect square trinomials check all that apply

Asked by maham237 @ 14/01/2021 in Mathematics viewed by 300 persons

Which expressions are perfect square trinomials? Check all that apply. x2 + 16x + 8 x2 + 14x + 49 x2 – 5x + 25 x2 – 24x + 144 …

If wxyz is a square which statements must be true

Asked by maham237 @ 19/06/2021 in Mathematics viewed by 287 persons

A. WX is perpendicular to XY. B. W is congruent to X. C. W is supplementary to X. D. WXYZ is a rhombus. E. WXYZ is a trapezoid. F. WX …

Solving perfect square trinomials calculator

Asked by maham237 @ 06/01/2021 in Mathematics viewed by 392 persons

Use the Perfect Square Trinomial and provide the first step to calculating 42^2 without a calculator. (46 − 4)2 (46 + 4)2 (40 − 2)2 (40 + 2)2

Which will result in a perfect square trinomial

Asked by maham237 @ 29/12/2020 in Mathematics viewed by 298 persons

Which will result in a perfect square trinomial? (3x – 5)(3x – 5) (3x – 5)(5 – 3x) (3x – 5)(3x + 5) (3x – 5)(–3x – 5)

Which polynomial is a perfect square trinomial?

Asked by maham237 @ 25/12/2020 in Mathematics viewed by 289 persons

Which polynomial is a perfect square trinomial? 9x2 − 12x + 4 36b2 − 24b + 16 16x2 − 24x − 9 4a2 − 10a − 25

Which shows a perfect square trinomial?

Asked by maham237 @ 22/12/2020 in Mathematics viewed by 352 persons

Which shows a perfect square trinomial? a. 50y2 – 4x2 b. 100 – 36x2y2 c. 16x2 + 24xy + 9y2 d. 49x2 – 70xy + 10y2

Which will result in a perfect square trinomial?

Asked by maham237 @ 28/11/2020 in Mathematics viewed by 292 persons

Which will result in a perfect square trinomial? (3x – 5)(3x – 5) (3x – 5)(5 – 3x) (3x – 5)(3x + 5) (3x – 5)(–3x – 5)

If the domain of the square root function f(x) is , which statement must be true?

Asked by maham237 @ 24/12/2020 in Mathematics viewed by 502 persons

If the domain of the square root function f(x) is x<=7, which statement must be true? 7 is subtracted from the x-term inside the radical. The radical is multiplied …