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Keonn'a
Questions and answers by
Keonn'a
Questions (19)
Solve the system.
1/4x+1/3y+1/2z=-7/12 1/3x+2/3y+1/4z=-17/3 1/2x-1/3y+2/3z=19/6
1 answer
359 views
Three even numbers sum up to 126. The smaller is half the larger and the middle number is 3/4 the larger. What are the three
5 answers
5,294 views
Solve the system.
2x+9y=4 6y-2z=1 -4x+4z=0
3 answers
356 views
Graph the solution set for the linear inequalities.
2. x+y≤4 2x−y≥2 3. y<4x+2 y≥4x−4
1 answer
349 views
Graph the solution set for the linear inequalities.
y<4x+2 2x−y≥2
2 answers
766 views
Let f(x)= 2/3x^2-3/2x+5/7 and G(x)=1/3x-2/5.
(fg)(x)
1 answer
375 views
The maximum load a beam will support varies directly with the square of the diagonal of the beam's cross section.A beam with
5 answers
4,281 views
Graph the exponential function.
f(x)=4^x Clear All Draw: Exponential.
1 answer
420 views
Graph the exponential function.
f(x)=(1/2)^x
1 answer
444 views
Suppose an investment account is opened with an intial deposit of $12,000 earning 9.6% interest. Round all answers to the
2 answers
1,240 views
The fox population in a certain region has an annual growth rate of 9% per year. In the year 2012, there were 20,700 foxes
3 answers
2,879 views
Graph neatly and label all intercepts.
-x+2y=5 x intercept x=0 -0+2y=5 +0 +0 -------- 2y/2=5/2 y=5/2 y intercept y=0 -x+2(0)=5
1 answer
401 views
write the slope intercept form of the equation of the line with the following conditions.
19. passing through (4,-2) and (-8,
2 answers
664 views
Suppose that suppose that e and f are two events and that p(e)=0.8 and p(f/e)=0.4. what is p(e and f)?
3 answers
2,156 views
. According to the U.S. Census Bureau, the probability that a randomly selected head of household in the United States earns
2 answers
744 views
. According to the U.S. Census Bureau, the probability that a randomly selected head of household in the United States earns
3 answers
570 views
. Drawing a Card Suppose that a single card is selected from a standard 52-card deck. What is the probability that the card
3 answers
1,386 views
Teen Communication The following data represent the number of different communication activities (e.g., cell phone, text
3 answers
1,834 views
According to the Department of Health and Human Services, 30% of 18- to 25-year-olds have some form of mental illness.
(a) What
2 answers
1,051 views
