What is expand (3a^2-1)(-3a^2+5) ?

The solution to expand (3a^2-1)(-3a^2+5) is -9a^4+18a^2-5

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expand (3a^2-1)(-3a^2+5)

expand

(3 a^{2} - 1) (- 3 a^{2} + 5)

- 9 a^{4} + 18 a^{2} - 5

Solution steps

(3 a^{2} - 1) (- 3 a^{2} + 5)

Apply FOIL method

(3 a^{2} - 1) (- 3 a^{2} + 5) : - 9 a^{4} + 18 a^{2} - 5

= - 9 a^{4} + 18 a^{2} - 5

ln (0.4)

- \frac{1}{3} 450

54 \div 6

6 x^{2} + 7 x^{3} + 8 x^{5} + 9

What is expand (3a^2-1)(-3a^2+5) ?
The solution to expand (3a^2-1)(-3a^2+5) is -9a^4+18a^2-5