The solution to sqrt(7.5) is sqrt(15/2)

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simplify sqrt(7.5)

Solution

simplify

7.5

\frac{15}{2}

Decimal Notation

2.73861 \dots

Solution steps

7.5

Multiply and divide by 10 for every number after the decimal point

There is

1

digit to the right of the decimal point, therefore multiply and divide by

10

= \frac{10 \cdot 7.5}{10}

Multiply the numbers:

10 \cdot 7.5 = 75

= \frac{75}{10}

Cancel

\frac{75}{10} : \frac{15}{2}

= \frac{15}{2}

2 x^{2} + 9 x - 5 = 0

20 - 15 t^{2} \geq 0

20 0^{\frac{1}{2}}

x^{2} - 4 x - 5 \leq 7

8 x^{2} - 12 x + 4 = 0