dx/dy=Kt(a-x)
3x +2y=4
9x+6y=12
The exact value of cos45∘6\cos \frac{45^{\circ }}{6}cos645∘ is 122+2+3\frac{1}{2}\sqrt{2+\sqrt{2+\sqrt{3}}}212+2+3
x⁻² ÷ (x² ÷ x⁻⁶ • 4x²) = 33
x⁻² ÷ (x² ÷ x⁻⁶ • 4x²) = n1
resolve this: x⁻² ÷ (x² ÷ x⁻⁶ • 4x²) = n
x⁻² ÷ (x² ÷ x⁻⁶ • 4x²) = n
4x⁻⁶ × 11x⁻⁴ ÷ 10x⁴
2.(a) Kofi is n years old now
(i) How old was he 5 years ago?
(ii) How old will he be 10 years from now?
(iii) If his age in...
3x⁻² ÷ 100x⁻⁶ • (5x)⁻² • 10x = 2
