expand 1-3x^5
y=x-2/(x^2-4) range
y=3x+4
1+x^5
If the mass of 55 books is 1,1 kg, calculate the mass of 65 books.
(22.241 × 0.508³)/(3 × 69×10⁹ × 1.78×10⁻⁷)
5/12 - 7/20
2.60/0.47712
b Solve the P.D.Ex²p² = yq²
5^3×4^3=...^3
