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Start learning 50% faster. Sign in nowIf x = 19 , find x 5 - 20 x 4 + 20 x 3 - 20x 2 + 20x - 20 = ?
If polynomial P(x) = x3 - 3x2 + 5x-3 is divided by polynomial G (x) = x2 - 2, the quotient and remainder are:
If (5x + 2)3 + (x – 1)3 + 8(3x – 7)3 = 6(5x + 2) × (x – 1) × (3x – 7), then the value of (5x + 3) is
...If x + y + z = 6, and x3 + y3 + z3 = 36, xyz = 6 then find (xy +yz + zx)?
if x2 – 2x + 1 = 0, then find the value of (x7 + x5 + x4 + x2)/x ?
A boat covers a distance of 75 km downstream in 2.5 hours. If the ratio of upstream speed to downstream speed of the boat is 3:5, then find the distance...
The curved surface area of a cylinder is 462 cm² and its base area is 346.5 cm². What is the volume (in cm³) of the cylinder? (Use π =...
If x2a = y2b =z2c≠ 0 and x2= yz, then the value of (ab + bc + ca) /bc is :
If x2 – 10x + 20 = 0, then find the value of (x – 3)2 + 1/(x – 3)2
If 2x + y = 15 and xy = 18, then the value of (4x² - y²)