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Popular >

t-4sqrt(t)-21=0

Solution

t - 4 t - 21 = 0

Solution

t = 49

Solution steps

t - 4 t - 21 = 0

Remove square roots

16 t = t^{2} - 42 t + 441

Solve

16 t = t^{2} - 42 t + 441 : t = 49, t = 9

t = 49, t = 9

Verify Solutions:

t = 49

True

, t = 9

False

The solution is

t = 49

Popular Examples

x-sqrt(14-5x)=0

x - 14 - 5 x = 0

\sqrt[3]{2x}+6=-8

30= 1/10 sqrt(x)+10

30 = \frac{1}{10} x + 10

sqrt(x/2)sqrt(4-x)=0

\frac{x}{2} 4 - x = 0

x = 2 x + 4

Frequently Asked Questions (FAQ)

What is the answer to t-4sqrt(t)-21=0 ?
The answer to t-4sqrt(t)-21=0 is t=49
Solve for t: t-4sqrt(t)-21=0
The solution is t=49