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Subjects>Math>Math & Arithmetic

What are all solutions of X2 equals 16?

Anonymous

∙ 15y ago

Updated: 10/27/2022

Since both positive*positive and negative*negative equal a positive number, the square root of 16 can either be +4 or -4.

Wiki User

∙ 15y ago

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How many solutions are there for the equation x2 plus 16 equals 8x?

2 this Domo

Which values are solutions to the inequality x2 equals 16?

x2 = 16take the root square for both sides the result will be :X = +4 or -4

How do you solve x2 equals 16?

If you meant x2 = 16 then take square root both sides which gives x = 4 but you need to see that -42 is also 16 so that is another solution. The two solutions are 4 and -4.

How many solutions to x2-10 equals 0?

x2-10 = 0 x2 = 10 x = the square root of 10

What are the solutions in completing the square x2 plus 6x equals 7?

x2 + 6x = 7 ⇒ x2 + 6x + 9 = 7 + 9 ⇒ (x + 3)2 = 16 ⇒ x + 3 = ±4 ⇒ x = -7 or 1

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Related Questions

What are the solutions for the quadratic equation x2 plus 6x equals 16?

x2 + 6x = 16=> x2 + 6x - 16 = 0=> x2 + 8x -2x - 16 = 0=> (x+8)(x-2) = 0=> x = -8 or x = 2So, the solutions of the quadratic equation x2 + 6x = 16 are -8 and 2.

How many solutions are there for the equation x2 plus 16 equals 8x?

2 this Domo

Which values are solutions to the inequality x2 equals 16?

x2 = 16take the root square for both sides the result will be :X = +4 or -4

How do you solve x2 equals 16?

If you meant x2 = 16 then take square root both sides which gives x = 4 but you need to see that -42 is also 16 so that is another solution. The two solutions are 4 and -4.

Which of the numbers are solutions to the equation x2 equals 3?

If: x2 = 3 Then: x = square root of 3

How many solutions to x2-10 equals 0?

x2-10 = 0 x2 = 10 x = the square root of 10

What are the solutions in completing the square x2 plus 6x equals 7?

x2 + 6x = 7 ⇒ x2 + 6x + 9 = 7 + 9 ⇒ (x + 3)2 = 16 ⇒ x + 3 = ±4 ⇒ x = -7 or 1

What are the solutions of 2x2 -3 equals 13?

2x2 - 3 = 13 So 2x2 = 16 x2 = 8 So that x = Â±2â&circ;&scaron;2

How many solutions does x2-4x plus 4 equals 0 have?

It has two equal solutions of 2

What are the solutions to the equation x2 equals 81?

x2 = 81 Square root both sides:- x = +/- 9

Which of the numbers below are solutions to the equation x2 equals -36?

38

What is the set of solutions to the equation x2-4 equals 0?

x = 2 or -2

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