18 The factorisation of the expression 3x² – 25 is A (3x - 5)(3x + 5) D (√3x - 5)(√3x - 5) +5) B (√3x - 5)(√3x + E (3x - 5)(3x - 5) c (√3x - 25)(√3x +25)
18 The factorisation of the expression 3x² – 25 is A (3x - 5)(3x + 5) D (√3x - 5)(√3x - 5) +5) B (√3x - 5)(√3x + E (3x - 5)(3x - 5) c (√3x - 25)(√3x +25)
18 The factorisation of the expression 3x² – 25 is A (3x - 5)(3x + 5) D (√3x - 5)(√3x - 5) +5) B (√3x - 5)(√3x + E (3x - 5)(3x - 5) c (√3x - 25)(√3x +25)
This is a quadratic equation using factorisation to find the roots
3x2 - 25
Thanks to whoever answers this. I've attached the multiple choice below
Transcribed Image Text:18 The factorisation of the expression 3x² – 25 is
A (3x - 5)(3x+5)
D (√3x - 5)(√3x - 5)
B (√3x - 5)(√3x + 5)
E (3x - 5)(3x - 5)
c (√3x-25)(√3x +25)
Formula Formula A polynomial with degree 2 is called a quadratic polynomial. A quadratic equation can be simplified to the standard form: ax² + bx + c = 0 Where, a ≠ 0. A, b, c are coefficients. c is also called "constant". 'x' is the unknown quantity
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