(4x-5)^2
= 16x^2-10x-10x+25
= 16x^2-20x+25
Maaf klo salah
(4X-5)² = (4X-5)(4X-5)
= 16X²-20X-20X+25
= 16X²-40X+25
Semoga dpt membantu
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(4x-5)^2
= 16x^2-10x-10x+25
= 16x^2-20x+25
Maaf klo salah
(4X-5)² = (4X-5)(4X-5)
= 16X²-20X-20X+25
= 16X²-40X+25
Semoga dpt membantu