Common questions

What must be added to to make it a perfect square?

What must be added to to make it a perfect square?

Answer: 25 must be added to 600 to make it a perfect square.

What is the factored form of 4x 2 28x 49?

2x + 7)(
Summary: The completely factored form of 4×2 + 28x + 49 is (2x + 7)(2x + 7).

Is x2 4x 4 a perfect square?

Yes, x2 + 4x + 4, is a perfect square trinomial. Notice that the first and last terms of this trinomial are squared expressions.

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What must be added to 4x 2 20x 16 to make it a perfect square?

Therefore 9 to be added to the above equation to become a perfect square.

What must be added to x2 4x+?

The number that should be added to the expression x2+4x to change it into a perfect square trinomial is 4.

Which of the is a perfect square trinomial?

A perfect square trinomial is an algebraic expression that is of the form ax2 + bx + c, which has three terms. It is obtained by the multiplication of a binomial with itself. For example, x2 + 6x + 9 is a perfect square polynomial obtained by multiplying the binomial (x + 3) by itself.

What is another factor of Y 2 10y 24?

y – 6
Thus, the other factor for the expression y2 – 10y + 24 is y – 6.

Is 4x perfect square expression?

A perfect square is a quadratic expression that factors into two identical binomials. Therefore, the quadratic expression x2 + 4x + 4 is a perfect square since it factors into two identical binomials which are (x+ 2) and (x+ 2).

What must be added to 4x 2 20x +20 to make it a perfect square?

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( 4 x 2 − 20 x + 20 + 5 ) − 5 = { ( 2 x ) 2 − 2 × 2 x × 5 + 20 } + 5 − 5 = { ( 2 x ) 2 − 2 × 2 x × 5 + 25 } − 5 = ( 2 x + 5 ) 2 − 5 Thus, the answer is 5.

What must be added to the following expression to make it a perfect square 4x 2 12x 7?

What must be added to 4x^ 2 -12x+ 7 to make it a whole square? And it is term of whole square so answer is 2.

What must be added to x2 to make it a perfect square?

Answer: We need to add 1/4 to the expression x2 + x to make it a perfect square.

Is 4x^2 – 20x + 20 a perfect square?

Let’s consider the following expression: \\ [4 x^2 – 20x + 20\\] The above expression can be written as: \\ [4 x^2 – 20x + 20 = \\left ( 2x ight)^2 – 2 imes 2x imes 5 + 20\\] It is evident that if 2 x is considered as the first term and 5 is considered as the second term, 5 is required to be added to the above expression to make it a perfect square.

What number must be added to make a perfect square?

The above expression can be written as: \\ [4 x^2 – 20x + 20 = \\left ( 2x ight)^2 – 2 imes 2x imes 5 + 20\\] It is evident that if 2 x is considered as the first term and 5 is considered as the second term, 5 is required to be added to the above expression to make it a perfect square. Therefore, number 20 must become 25.

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What is the third step of a perfect square trinomial?

The third step tells you to add the plus 4 to what you were given. When you do that you have: . . and that is a perfect square trinomial. It factors into:

How do you find the multiplier of an x-squared term?

If it is different from 1 you have to factor out that multiplier from both the x-squared term and the term containing x. In this problem the multiplier of the x-squared term is 1, so we can skip this step. . Second, go to the term containing just the “x”. Divide its multiplier by 2. Then square this answer. .