Easy
(2x3 - 5x2+ x -3) ÷ (x - 1)
f (1) = -5
x4 + x3 – 3x2 – 3x – 3 is divided by x – 1.
f (1) = -7
f (0.2) = 0.3x3 - 0.2x2 - 0.1x + 0.3
f (0.2) = 0.2744
The value, v (in KWD) of a diamond can be modeled by the function V(t)= 4t2 + 12t + 155 where t is the number of years since 1990. Use the Remainder Theorem to find the value of the diamond ring in 2022.
f (32) = 4635.000 KWD
Who won the England vs Iran match?
x2 + 6x – 17 is divided by x – 1.
f(1)= -10
2x3 – 2x2 + 4x – 4 is divided by x – 4.
f (4) = 108
x4 - 2x3-16x2 + 28x + 9 divided by (x - 4)
f (4) = -7
A bicycle manufacturer determines that the profit per bicycle when producing x bicycles per day is P(x) = - x4+7x3 - 5x2+ x. Use the Remainder Theorem to find the profit per bicycle when five bicycles are produced each day.
P(x)=130
$130 profit per day
Who won the Portugal vs Ghana match?
Portugal 3-2
4x2 – x + 3 is divided by x + 2.
f (-2) = 21
f (-2) = 4x3 + x2 - 2x + 3
f (-2) = -21
x5+8x4+2x2+19x+16 divided by (x + 8)
f (-8) = -8
The value of a signed Brian Barry-Murphy football player card can be modeled by V(t)= -32x2 + 61x + 19 where t is the number of years since 2020. Use the Remainder Theorem to find the value o24f the card in 2028
V(t) = -1524
The card value is $-1524.00 in 2025
Who won the Netherlands vs Ecuador match?
Tie 1-1
2x3 – x2 – x – 1 is divided by x – 1.
f (1) = -1
f (1) = 2x2 + x
f (1) = 3
x4 - 6x3 - 10x2 + 20x +15 divided by (x+2)
f (-2) = -1
f(2) = x5 + 6x4 - 13x3 - 5x2 - 8x +14
f(2) = 2
Who won the England vs USA match?
x4 – x3 – x2 – x – 1 is divided by x – 3.
f (1) = 41
f (-1) = 4x9 - x2+ 9x -3
f (-1) = -17
6x3 + 20x2 - 15x + 9 divided by (x+4)
f (-4) = 5
f(-6) = x4 +11x3 + 33x2 + 24x + 32
f(6) = -4
Who will win the World Cup?
Class survey