Mathematics Quiz

Solve for x in the equation: 2x²−5x−3=0

• x = 3 OR x = -½

• x = -3 OR x = ½

• x = 3/2 OR x = -1

• x = -3/2 OR x = 1

Complete a square: 3x² - 5x - 4

• 3(x - 5/2)² - 73/36

• 3(x + 5/6)² - 73/36

• -3(x + 5/6)² -73/36

• 3(x + 5/6)² + 73/36

x² - 4 ≥ 0 , find the critical values ?

• C.V: x = 2 OR x = 2

• CV: x = 2 OR x = -2

• CV: x = -2 OR x = -2

Find the number line of:

x² - 4 ≥ 0

• A

• B

• C

x³ < 27, critical values ?

• CV: x = 3 OR x = -3

• CV: x = 3 OR x = 3

• CV: x = -3 OR x = -3

√3 + x = x + 1, solve the values of x ?

N.B. Square both side

∆<0

• Real roots

• Equal roots

• Non-real roots

• Rational and unequal roots

∆ = b² - 4ac

• True

• False

Distance between A(2;4) and B(-2;1)

Find the coordinates of S(x;y) ?

(NOT DRAWN TO SCALE)

• S(-1;2)

• S( -1/2 ; -2)

• S( -1 ; -13/2)

• S(-1/2 ; 13/2)