Post on 03-Jan-2016
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Tommy, Sally, Roxy
B1 C1
B2
A4 B5
A B C
A1A1
A3A3 B3B3 C3
C2
C4
A2
A5 B6B6 C5
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y = x + 9
Write a function rule for
X Y
1 10
2 11
3 12
100$
Y = 2x + 999
400$
X Y
1425 3849
1652 4303
6512 14023
Write a function rule for
LOSE YOUR POINTS
T
a) Y = x1.19$X is how many pound.b) Y = x1.19$
Y = (12)1.19$Y = 14.28$
1000A) A carpenter buys finishing nails by the pound. Each
pound of nails costs $1.19. Write a function rule to describe this relationship.
B) How much does 12 lb of fishing nails costs?
Y = x - 430.9
300
Write a function rule for
X Y
500 69.1
501 70.1
502 71.1
T
LOSE YOUR POINTS
Y = x³
400
Write a function rule for
X Y
1 1
2 8
3 27
4 64
a) D = K*5000$b) D = K*5000$
D = (695134) * 5000$D = 3475670000$
900
Beep wants to buy a diamond for his wife, the price of a diamond depends on how many karat is it. A diamond
cost 5000$ per karat.
a)Write a function rule to describe the function.
b)How much would a diamond 695134 Karat cost?
Y = -5X + 1
400
Write a function rule for
X Y
0 1
1 -4
2 -9
3 -14
4 -19
Y = x³ - 1
400
Write a function rule for
X Y
-1 0
-2 7
-3 26
-4 63
T
LOSE YOUR POINTS
G(a) = G*5000$
Write a function rule for each situation
Guti’s earning G(a) for a assist when he’s assist wage is 5000$.
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0
0
Y = x² + 999
600
Write a function rule for
X Y
123456 15241384935
123457 15241631848
123458 15241878763
123459 15242125680
Write a function rule for each situation and answer question
Tommy’s earning T(c) for c cut a rope for a fisher, when he’s cut wage is 11111 VND.
a)Write a function rule.
b)Tommy had cut 125 ropes how much he had earn.
c)Yesterday, Tommy had a party at Sally and Roxy house until 4 A.M. He feel sleepy so he can’t concentrate so he cut really bad. His boss decrease
his wage to 50%. How much he will earn if he cut 999 ropes badly and write a function rule for it.
a)T(c) = 11111*C
b) T(c) = 11111*CT(c) = 11111*(125)
T(c) = 1388875
c)T(c) = 11111*C *50%T(c) = 11111*(999)*50%
T(c) = 11099889*50%T(c) = 5549944.5
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T
LOSE YOUR POINTS