Need with algebra
1. simplify. 5β1(3β2) (1 point)
a)45
b)1/45
c)...
Need with algebra
1. simplify. 5β1(3β2) (1 point)
a)45
b)1/45
c)15^β3
d)15^2 ο
2. simplify. mn^-4/p^0q^-2 (1 point)
a)mq^2/n^4
b)mp/n^4
c)mn^4q^2p^0
d)q^2/mn^4 ο
3. write in scientific notation. 0.0042 (1 point)
a)42 Γ 10^2
b)4.2 Γ 10^4
c)4.2 Γ 10^3 ο
d).42 Γ 10^4
4. write in standard notation. 6.12 Γ 10^3 (1 point)
a)6,120 ο
b)612
c)61,200
d)61.2
5. simplify. write in scientific notation. 0.5(8 Γ 10^5) (1 point)
a)8 Γ 5^5
b)4 Γ 5^5
c)8 Γ 10^5
d)4 Γ 10^5 ο
6. simplify. write in scientific notation. (9 Γ 10^3)^2 (1 point)
a)8.1 Γ 10^5
b)81 Γ 10^4
c)81 Γ 10^3
d)8.1 Γ 10^6 ο
7. evaluate 1/2a^4b^2 for a = β2 and b = 4. (1 point)
a)2 ο
b)1/2
c)3
d)4
8. is the following statement always, never, or sometimes true?
a number raised to a negative exponent is negative. (1 point)
a)always
b)never
c)sometimes ο
9. simplify (4xy^2)^3(xy)^5 (1 point)
a)64x^8y^11
b)64x^15y^30
c)12x^2y^11
d)12x^8y^11 ο
10. simplify (2t^3)^3(0.4r)^2 (1 point)
a)3.2r^2
b)1.28r^2/t^-6 ο
c)1.28r^2/t^9
d)0.8r^2/t^-6
Answers: 1
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