Write 5*5*5*t*t*t*t using exponents.
53t4
Write r -5 using positive exponents.
1/r5
Write 45,900 in scientific notation.
4.59 x 104
Find the quotient and write the answer in scientific notation (9.2 x 105)/(2.5 x 103)
3.68 x 102
Find the square root of 196.
14
Write (-x)(-x)(-x)(-x)(-x) using exponents.
(-x)5
Write 1/b11 using negative exponents.
b-11
Write 0.0000874 in scientific notation.
8.74 x 10 -5
Find the sum and write the answer in scientific notation (8.4 x 105) + (2.6 x105)
1.1 x 106
Find the cubed root of -216.
-6
Evaluate a3 * 32 if a=4
576
Write 2x-3y2z-4 using only positive exponents.
(2y2)/(x3z4)
A factory produces 680,000 units in one year. Write this number in scientific notation.
6.8 x 105
Find the product and write the answer in scientific notation (4.2 x 10 -6)(3.4 x10 -2)
1.428 x 10-7
To which set does -11 NOT belong?
a) Integers
b)Rational
c) Irrational
C) Irrational
Find the product of 5y4 * 2y5
10y9
What is the quotient of (18b8)/(3b5) in simplest form?
6b3
What is 7.26 x 10-4 in standard form?
0.000726
A scientist discovers that the diameter of microorganism A is approximately 10−4 mm, while the diameter of microorganism B is approximately 102 mm. About how many times greater is the diameter of microorganism B than the diameter of microorganism A?
106
Which number belongs to the set of irrational numbers?
a) - square root of 121
b) 7.256
c) cubed root of 125
d) Square root of 15
d) Square root of 15
Find the product of 7x3 * 8x-6 express using positive exponents.
56/x3
Evaluate 7f-2 if f=-4
7/16
Which number is greater than 5.3 x 106?
a) 1,200,000
b) 5.1 x 106
c) 9 x 10 -9
d) 8.2 x 105
a
A cargo plane can carry 3.2× 104 pounds of supplies, and a military helicopter can carry 7.5×103 pounds. What is the approximate total weight of the supplies in scientific notation?
3.95 X 104
What is the square root of -36
No real solution