Advertisements
Advertisements
प्रश्न
If f(x) = 2x2 - 13x2 + 17x + 12 find f(-3).
Advertisements
उत्तर
We have
f(x) = 2x2 - 13x2 + 17x + 12
f(-3) = 2 × (-3)3 - 13 × (-3)2 + 17 × (-3) + 12
= 2 × (-27) - 13 × (9) + 17 × (-13) + 12
= -54 - 117 - 51 + 12
= -222 + 12
= 210
APPEARS IN
संबंधित प्रश्न
In each of the following, using the remainder theorem, find the remainder when f(x) is divided by g(x) and verify the result by actual division: (1−8)
f(x) = x3 + 4x2 − 3x + 10, g(x) = x + 4
Find the remainder when x3 + 3x2 + 3x + 1 is divided by x.
If x − 2 is a factor of the following two polynomials, find the values of a in each case x5 − 3x4 − ax3 + 3ax2 + 2ax + 4.
What must be subtracted from x3 − 6x2 − 15x + 80 so that the result is exactly divisible by x2 + x − 12?
Define zero or root of a polynomial.
If x2 + x + 1 is a factor of the polynomial 3x3 + 8x2 + 8x + 3 + 5k, then the value of k is
If (3x − 1)7 = a7x7 + a6x6 + a5x5 +...+ a1x + a0, then a7 + a5 + ...+a1 + a0 =
Factorise the following:
t² + 72 – 17t
(x + y)(x2 – xy + y2) is equal to
If (x + 5) and (x – 3) are the factors of ax2 + bx + c, then values of a, b and c are
