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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

MEAP Preparation - Grade 7 Mathematics
2.38 Exponents - I

1. x.x is written as x2, which means x is multiplied twice. This is read as 'second power of x' or 'x square'.

2. 6x5 means 6.x.x.x.x.x, read as "Six 'x' power 5".

3. (x/y)2 means x/y.x/y. Read as "x by y whole square".


Directions: Write the following expression using exponents. Also write at least ten examples of your own.
Q 1: (x+2y).(x+2y).(x+2y).(p-q).(p-q) = _____ ?
3(x+2y).2(p-q)
(x+2y)2.(p-q)2
(x+2y)3.(p-q)2

Q 2: (2x.2x)/(y.y.y.y.y) = _____ ?
4x2/y5
y5/4x2
4x2/y4

Q 3: y.y.y = ___ ?
y2
y3
3y

Q 4: n.n.n.n.n.n.............m times = ___ ?
nm
n5
nm+1

Q 5: a/b.a/b.a/b = _____ ?
(a/b)3
(a/b)2
3(a/b)

Q 6: 3x.3x.3x.3x= _____?
43x
(3x)3
(3x)4

Q 7: (x+y).(x+y).(x+y) = _____ ?
(x+y)3
3(x+y)
(x+y)2

Q 8: z = ____?
z0
z1
zz

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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