04/05/16

Scientific and Standard notations
Write these numbers in standard form.    4.62 • 10^-7 (2 • 10^4)^-2   Write these numbers in scientific notation.    (2.6 • 10^-7)(5.3 • 10^6) (2 • 10^4)^-2
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04/05/16

A red die and a green die are rolled once. Find the conditional probability that the number on red die is odd, given that the sum of the two numbers showing is
A red die and a green die are rolled once. Find the conditional probability that the number on red die is odd, given that the sum of the two numbers showing is 9
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04/05/16

If a woman has 10 blouses, 6 skirts and 4 pairs of shoes, in how many ways can she choose two dresses and two pairs of shoes assuming any combination of blouse,
If a woman has 10 blouses, 6 skirts and 4 pairs of shoes, in how many ways can she choose two dresses and two pairs of shoes assuming any combination of blouse, skirt and pair of shoe matches.
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04/05/16

A bus starts with 8 people and stops at 9 different stops.how many different ways can the 8 people depart if no two passengers can leave at the same bus stop
A bus starts with 8 people and stops at 9 different stops.how many different ways can the 8 people depart if no two passengers can leave at the same bus stop
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04/04/16

how many weeks in 35 days
pls help im a child lol
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04/04/16

Statistics: Normal Distribution
The inside diameter of a manufactured cylinder is believed to follow a normal distribution centered at 5 inches with a standard deviation of .03 inches. The diameter of the cylinder must be within... more
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04/04/16

Inverse functions
If f(x)=3x+1 then find f-1(4)
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04/04/16

find the slope
x+11=0 find the slope
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04/04/16

How to find q for this problem ?
1/p +1/q = 1/r    I got this question wrong on a test and wanna know where I went wrong. What I did was find the common denominator which is pqr and then did cancelling/multiplying. I wasnt too... more
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04/04/16

constant velocity
If a meter stick moves to your right at a constant velocity of 0.8 c, what would you measure its length to be?  0.4 m 0.6 m 0.8 m 1.0 m 
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04/04/16

Measures the speed
Albert is on earth and measures the speed of light from the sun as 3 E8 m/s. He then gets in a space ship and speeds toward the sun at 1 x E8 m/s. He will then measure the speed of light as 2 E8... more
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04/04/16

why is -3 squared = - 9 but (-3) squared =9
What do parenthesis do to a negative integer compared to an integer with out parenthesis?
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04/04/16

If a figure is enlarged by a scale factor of 2 and then reduced by a scale factor of 1 2 , is the final image congruent to the original figure? Why or why not?
 None.
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04/04/16

a 4 foot by 6 foot rug covers half of the area of a room leaving a uniform strip of bare floor around the edges. what are the dimensions of the room?
im having trouble figuring out the answer
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04/04/16

Write (-5 + 3a)2 as a trinomial
Write (-5 + 3a)2 as a trinomial    
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04/04/16

How do I solve log base 10 square root 2
I have a calculus assignment and this is one of the questions, but I am not allowed a calculator.
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04/04/16

3/8(8x-24)=18
How do you solve this equation step by step
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04/04/16

(X-1)^-2=25
It is a math problem and I have to solve for x in the equation
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04/03/16

find the least common multiple
find the least common multiple for -2, (x + 2)2, x2 - 4.
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04/03/16

Rational inequality
x2+18<5x Please help me solve this. I can usually solve these but can't figure this one out. Thanks!
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04/03/16

Calculus word problem
the wave of a tsunami above the sea floor can be modeled by H(t)= -27.3sin((PI/6)t) +12 feet where t is time in minutes since the tsunami struck. Find and interpret H'(6) 
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04/03/16

consider the expression
simplify this expression: (t3 - 9t) / (t(t+3)3)   ----------------------------------------------------------------------------------------------- Consider the expression (x2 - 4) / (x2 +... more
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04/03/16

Show that the point (-3,2) is equidistance from (-4,-2) and (1,1)
Hi, I need help with the question in the title.
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04/03/16

What is the current {?} amperes?
If the Voltage V in an electric circuit is held constant, the current I is inversely proportional to the current R. If the current id 60 amperes when the resistance is 285 ohms, find the current... more
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04/03/16

Solve the multiple angle equation
2cos5x-1=0
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