21
42
63
18
Correct answer is B
Let f(p) = 6p3 - p2 - 47p + 30
Then by the remainder theorem,
(p - 3): f(3) = remainder R,
i.e. f(3) = 6(3)3 - (3)2 - 47(3) + 30 = R
162 - 9 - 141 + 30 = R
192 - 150 = R
R = 42
Find the standard deviation of the following data -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5 ...
The chord ST of a circle is equal to the radius r of the circle. Find the length of arc ST ...
Calculate the perimeter of a sector of a circle of raduis 12cm and angle 60o. ...
The angle of a sector of a circle radius 10.5cm is 120°. Find the perimeter of the sector [Take ...
In the Figure FD\\AC, the area of AEF = 6sq.cm. AE = 3cm, BC = 3cm, CD = 5cm, < BCD is an obtuse ...
Express 123456 to 3 significant figures ...
find the mean deviation of 1, 2, 3 and 4 ...
An arc subtends an angle of 30<sup>o</sup> at the centre of a circle radius 12cm. Calcul...