What is expand (0.3-a)*(0.3+a) ?

The solution to expand (0.3-a)*(0.3+a) is 0.09-a^2

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expand (0.3-a)*(0.3+a)

expand

(0.3 - a) \cdot (0.3 + a)

0.09 - a^{2}

Solution steps

(0.3 - a) (0.3 + a)

Apply Difference of Two Squares

(0.3 - a) (0.3 + a) : 0.09 - a^{2}

= 0.09 - a^{2}

2 + (4 x + (- 7) y) - (x + 9 y)

\frac{1}{( ( 1 - x ) ^{\frac{1}{2}} )}

- 24 x^{3} - 8 x^{2} + 6 x + 2

42 x^{3} y - 70 x^{2} y - 6 x + 10

f (x) x^{2} - 49 - 14 x - 7

What is expand (0.3-a)*(0.3+a) ?
The solution to expand (0.3-a)*(0.3+a) is 0.09-a^2