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Q: How many solutions does 81 squared have?

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78 minus78

79, -79

9 squared equals 81.

The square root of 81 squared is 81.

9 x 9 = 81 9 squared = 81 3 squared times 3 squared = 81

9 Squared is 81.Squared means to times a number by itself so..... 9 squared = 9x9 = 81!

3x squared - (3x) squared = 0

Type your answer here... 81

-9 squared is 81.

81 9*9=8181

9 squared is 81 and 16 squared is 256

812 = 81 x 81 = 6,561

The quadratic equation will have two solutions.

Nine square yards equals 81 square feet.

81 x 81 = 6561

Yes, 9 squared = 81.

9 squared is 81.

64 and 81 ; 64 is 8 squared and 81 is 9 squared

yes. it's a squared number of 9

The square root of 81 is 9. 9 x 9 = 81.

81 square metres. 9 squared

Square root of 81 has two solutions: SQRT(81) = +9 and -9 SQRT(81) = +9. The square root function has just a single output for every input. It, by definition, returns the positive 2nd root of the function. So SQRT(x) is always non-negative. This is distinctly different than saying, "what number squared equals 81?" That refers to solutions to the equation x^2 = 81, of which there are two.....+9 and -9.

2x2 - 6x - 25 = 0. Solutions are 5.34 and -2.34

-9 squared = 81(-9)^2 = (-9) * (-9) = 81

The two rational solutions are (0,0,0) and (1,1,1). There are no other real solutions.