Multiple Choice Questions
Q1: What is the base of the exponent 69?
(a) 6
(b) 2
(c) 9
(d) None
Q2: Find the missing number
(a) 2
(b) −5
(c) 1
(d) None
Q3: Find the value of (52)2
(a) 125
(b) 625
(c) 25
(d) 0
Q4: Find the value of x, when 2x=44
(a) x=6
(b) x=2
(c) x=8
(d) x=−5
Q5: Find the value of (211+62−51)0= ?
(a) 0
(b) −1
(c) 1
(d) None
State true or false
Q1: (100+120)(160+120)=82
Q2: (34)2=38
Q3: (52)3=100000
Q4: Among 27,32,42, and 63, 63 is the greatest.
Q5: 625 can be expressed as 45.
Answer the following Questions
Q1: Follow the pattern and complete
Q2: If 2x × 5x=1000 then x=?
Q3: Find 33+ 43 + 53 and give the answers in cube
Q4: Find the missing number x in 52+x2=132
Q5: Simplify in exponent form (34× 32)÷ 3−4
Q6: Expand
(a) 1526.26
(b) 8379
Using exponents
Q7: Express the following number as a product of powers of prime factors.
(a) 1225
(b) 3600
Q8: Express the following large no’s in its scientific notation.
(a) 491200000
(b) 301000000
Q9: Express the following in usual form
(a) 3.02 ×10−6
(b) 5.8 × 1012
Q10: Prove that
You can access the solutions to this unit test here.