Tentukan rumus fungsi invers dan nilai dari f¹(3)dari f(x)=✓5x-2
Jawab:
Penjelasan dengan langkah-langkah:
f(x) = ✓5x-2 = (5x – 2)½
f'(x) = 1/2 (5x – 2)-½
f'(3) = 1/2 (5x – 2)-½ = 1/2 (5.3 – 2)-½
= 1/2 (13)-½ = 1/2√13
Tentukan rumus fungsi invers dan nilai dari f¹(3)dari f(x)=✓5x-2
Jawab:
Penjelasan dengan langkah-langkah:
f(x) = ✓5x-2 = (5x – 2)½
f'(x) = 1/2 (5x – 2)-½
f'(3) = 1/2 (5x – 2)-½ = 1/2 (5.3 – 2)-½
= 1/2 (13)-½ = 1/2√13