07/14/16

Solve the following simultaneous inequalities 8x - 3= 1/4 [x + 16]< x + 10
Solve the following simultaneous inequalities8x - 3≤ 1/4 [x + 16]< x + 10
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07/14/16

Solve the following simultaneous equations 2x = 8 – 12y 12 + 2x + 2y = 4x
 (c) ) Solve the following simultaneous equations 2x = 8 – 12y 12 + 2x + 2y = 4x and show how you arrived at answer
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07/14/16

Simplify ((z^(1/2) )(z^(5/2) )(z^(-3/2)))/((z^(3/2) )(z^(-1/4)))
simplify the equation and show how to come up with the answer step by step
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07/14/16

Word problem (intermediate Algebra)
The power (P) in an electric circuit is directly proportional to the product of the square of the current (I) and the resistance (R). If the power is 100 watts when the current is 5 amps and the... more
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07/14/16

Word Problem Intermediate algebra
The current (I) in a wire varies directly as the voltage (v) and inversely as the resistance (r). If the current is 27.5 amps when the voltage is 110 volts and the resistance is 4 ohms, find the... more
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07/13/16

Find the value of x
a b ax+b b c bx+c = 0ax+b bx+c cFind value of x in this determinantThis is a 3X3 determinant which is equal to zero. A detailed working is expected.
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07/13/16

sin^5xcos^2=(cos^2x-2cos^4x+cos^6x)sinx
How do you verify the identity?
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07/13/16

pythagorean 2
Use the Pythagorean theorem to find the missing side.c=7 a=5find b
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07/13/16

slope and y-intercept question
Find the slope intercept equation of the line with the indicated slope and y-intercept.   slope 5/7; y-intercept (0,4)
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07/13/16

2x2 system of equations?
attempted this problem, I keep getting different results. not sure which right. 3 x - 9 y equals 12 2 x - 6 y equals 8    
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07/12/16

A teacher spends 20 hours per week grading assignments and tests, 45 hour per week teaching, and 5 hours per week driving to and from work.
What are the ratios between the three times?
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07/12/16

Find (f o f ) (x)
Hi, I need to know if my answer is right.    f(x)=(3x+2)/(x-3). Find (f o f ) (x) .    I got x. 
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07/12/16

Confused on Binomial Probability
A brand name has aa 6060?% recognition rate. Assume the owner of the brand wants to verify that rate by beginning with a small sample of 55 randomly selected consumers. Complete parts? (a) through?... more
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07/12/16

could someone help me with this math problem
Find the equation of the line with x-intercept -2 and y-intercept -5
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07/12/16

What no. Should we multiply -18/35 so we get product 6/49
-18/35=6/49x x
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07/12/16

Fibonacci problem
How do I represent Fibonacci in a Arithmetic Sequence where Fibonacci 1 + Fibonacci 2 =8, or (1+2) + (2+3).
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07/12/16

Rationalize the denominator of 4/5 root 5
   Rationalize the denominator of 4/5 root 5
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07/12/16

Finding the unknown number
In a fraction, twice the numerator is 2 more than the denominator. If 3 is added to the numerator and to the denominator, the new fraction formed is 2/3. Find the original number.
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07/12/16

i'm not sure what this math problem is asking me? please help me!
work each problem according to the instructions given:   a. Solve: -2x+1=6   b write in slope intercept form   c. find the y intercept -2x+y=6 d. find the slope: -2x+y=6 Graph -2x+y=6
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07/11/16

Linear equaton
Let there be a variable to represent unknown. In one section of a highschool course, eight times as many students passed the final exam as failed it. If there were 36 students in the section, how... more
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07/11/16

Quadratic equation
2t(2 squared)-3t=-8
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07/11/16

what is the 1950s reference in the united state
i need to anwser this to a freind, he asked me what is the US 1950s reference 
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07/10/16

A bag contains 3 red balls and 3 blue balls. 3 balls are selected at random. Find the probability of selecting 3 red balls.
Needing to find the probability of finding 3 red balls 
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07/10/16

How do you know if a function is increasing versus decreasing? How do you know if a function is odd or even? Give an example of each type.
How do you know if a function is increasing versus decreasing?How do you know if a function is odd or even? Give an example of each type.
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07/10/16

triangle DEF and triangle QRS are right triangles. If triangle DEF is simular to triangle QRS, and measure angle EFD= 65 degress, which of the angle also has 65
triangle DEF and triangle QRS are right triangles. If Δ DEF is simular to Δ QRS, and m<EFD= 65°, which of the following angles also has a mesure of 65°?
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