Solve & give answers correct to 3 s.f. 52 – 3 – 4 = 0.
1.23; –0.63
1.24; –0.65
1.22; –0.64
1.23; –0.65
1.24; –0.64
Solve the following equation and give your answer correct to 3 significant figures:
5x2−3x−4=0
Solve the quadratic equation x2−3(x+3)=0; Give your answer correct to two significant figures.
Solve the equation 3 2 – 7 = 0 give your answer correct to 2 decimal places.
Solve & give answers correct to 2 d.p. x2– 5 – 10 = 0