To complete the square of x2 + bx, use which of the following?(a) (2b) 2 (b) 2b2 (c) (1/2b)2  (d) 1/2b2

Q: Find the product (7x2+5y2) (7x2-5y2) = (simplifly your answer.)

A:

Q: (3x+5y)2

A: ANSWER :

Q: If 6x² + 36x + k = 6(x + a) 2, what is the value of k?

A: Given data

Q: If x? + 6x – 59 = (x + A)² – B² , then the value of A is

A:

Q: 4y-5(3y+10)=16

A: SOLUTION-

Q: (3x + 2)(x - 5) = 28

A: (3x + 2)(x - 5) = 28  => 3x^2 -15x +2x -10 = 28  => 3x^2 -13x - 10 -28 = 0  => 3x^2 -13x…

Q: (ax -3y+b)= square of trinomial

A: To find the square of the given trinomial:                      2x-3y+b2 We know the identity,…

Q: Find mZC. D (3x+6)

A:

Q: (6x−1)(3x+2)

A: Given: To simplify the expression (6x−1)(3x+2)

Q: (12x²- 1! x²y-12 xy - 25y) (3x- 5y) 3.

A: To find the quotient when 12x3-11x2y-12xy-25y3 is divided by 3x-5y

Q: (3t - 2y)(3t + 5y)

A: It is given that, (3t - 2y)(3t + 5y) We have to expand it.

Q: Is (x− 3) a factor of 2x4− 7x3 + 8x2 − 17x + 6?

A: The given function is,

Q: What is 2y+2x ?

A: Evaluate expression 2y+2x

Q: By completing the square, the expression x2+4x+19x2+4x+19 equals (x+A)2+B(x+A)2+B where A and b

A:

Q: (d) 2r + 9x +420

A: Given : 2x2+9x+4 ≥ 0

Q: Use the substitution x = a + b to rewrite the trinomial 9(a + b)2 − 17(a + b) − 2.

A: Basically replace a+b by x as given.

Q: -3r7(구-4z + 2)

A:

Q: (23x+3)+(6x+3)

A: We know,  (ax+b) + (cx+d)  = (a+c)x + (b+d)

Q: (2x) (3x+10)

A:

Q: State the discriminant of 6x2-2x+K

A: Quadratic equaton is  6x2-2x+K=0

Q: 9x2 J (x3 +2)3

A: We can find the given integral  by substitution method and use the following formula.

Q: What

A:

Q: x (2x2 + 3x -32) =48

A: Given equation can be simplified as 2x3+3x2-32x-48=0 ⇒2x3-32x+3x2-48=0

Q: y=√x2+2x+3

A: