07/17/20

Solve the linear equation using the matrices method
Can anyone please help me solve this problem step by step. 6x - y - 9z =54x + y -z =68x +y - 8z = 8
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07/17/20

sketch the graph
4) Sketch the graph of a function that satisfies all of the given conditions. f^ prime (0)=f^ prime (5)=0 f^ prime (x)=1 if x<-2 f^ prime (x)>0 if 0<3 0 < x < 3 f^ prime (x)<0... more
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07/16/20

find the dimensions that will minimize the cost of metal to make th can
The Cylindrical can is without a top and is made to contain 500 cm^3 of liquid. the metal used to make the can costs 0.10 $ per square centimeter find the dimensions that will minimize the cost of... more
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07/16/20

I need help to finish my math credit
The sum of three numbers is 120. The second number is 3 times the third. The first number is 10 more than the third. What are the numbers? First number: Second number: Third number:
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07/15/20

A boy starts walking north at a speed of 1.5 m/s, and a girl starts walking west at the same point P at the same time at a speed of 2 m/s.

A boy starts walking north at a speed of 1.5 m/s, and a girl starts walking west at the samepoint P at the same time at a speed of 2 m/s. At what rate is the distance between the boy and the... more
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07/14/20

Given the vectors a=3i+4j, b=-2i+5j, c=10i-j, d=(-1/3)i+(5/2)j, find: ǁ-10d-10c-10bǁ
Given the vectors a=3i+4j, b=-2i+5j, c=10i-j, d=(-1/3)i+(5/2)j, find: ǁ-10d-10c-10bǁ
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07/14/20

How can I do this?
Given the circle inscribed in the square with a diagonal of 6 square root 2 in, 1) determine the area of RSTU2) Determine the area of center O, (O is the center of that circle). 3) Find the shaded... more
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07/14/20

Trigonometry Question

Find sin2A and tanA/2?given cotA=15/8 and A terminates in Quadrant 3
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07/12/20

Approximate the horizontal and vertical components of the vector that is described. (Round your answers to two decimal places.)
Approximate the horizontal and vertical components of the vector that is described. (Round your answers to two decimal places.)A child pulls a sled through the snow by exerting a force of 30 pounds... more
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07/11/20

Find the exact value of each of the remaining trigonometric functions of theta. tan theta = -1/5, csc theta > 0
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07/11/20

Determine the stopping distance (in meters) if the brakes supply a force of 3500 newtons.
A 2200 kg car is moving at a speed of 44.0m/s.
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07/11/20

What is the acceleration of the mass?
A 54 newton horizontal force pushes a 5.0 kg mass sitting on the horizontal surface. Additionally, the horizontal surface exerts a 30 newton frictional force on the mass. What is the acceleration... more
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07/11/20

The Euglenae increased exponentially. At first there 1000. Three hours later there were 1,500,000. how many Euglenae would there be at the end of 8 hours?
The Euglenae increased exponentially. at first there 1000. Three hours later there were 1,500,000. How many Euglenae would there be at the end of 8 hours? I assume I just divide 1,400,000 by 3 and... more
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07/10/20

Solve application problems using quadratic functions.
A person’s systolic blood pressure, which is measured in millimeters of mercury (mm Hg), depends on a person’s age, in years. The equation: P = 0.004y2 - 0.02y + 120 gives a person’s blood... more
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07/10/20

I got 5 point Something, but I don’t think it’s correct. How can I write this in terms of pi?
Given circle G, where IG = 6, and angle IGJ=48 degrees, determine the exact length of arc IJ.
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07/10/20

Solve the equation for the indicated variable. (Enter your answers as a comma-separated list.) h = 1 2 gt2 + v0t; for t
Solve the equation for the indicated variable. (Enter your answers as a comma-separated list.) h = 1 2 gt2 + v0t;  for t
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07/10/20

Applications of Indices Surds and Logarithms
Given that the world population can be estimated by using the formula P = 6.9(1.010)t, where t is the number of years after 2019 and P is the world population in billions of people.i) Convert the... more
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07/10/20

Applications of Indices Surds and Logarithms
Ahmad deposited RM3 500 in a fixed deposit account with the interest rate of 5% per annual and compounded yearly. Determine the number of years taken for his account to become RM 5 431.20.
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07/10/20

A ship leaves port at 1:00 P.M. and travels S35°E at the rate of 28 mi/hr. Another ship leaves the same port at 1:30 P.M. and travels S20°W at 22 mi/h
A ship leaves port at 1:00 P.M. and travels S35°E at the rate of 28 mi/hr. Another ship leaves the same port at 1:30 P.M. and travels S20°W at 22 mi/hr. Approximately how far apart are the ships at... more
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07/10/20

Solve ΔABC. (Round your answers to three decimal places. If there is no solution, enter NO SOLUTION.)
β = 145.206°,     b = 0.851,    c = 0.483 α  = γ  =   ° a  = 
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07/09/20

Explicit and Recursive Rules
a. Find the 1,000th term of the sequence 3, 8, 13, 18, 23,…b. Which rule did you use to find the 1,000th term? Why did you choose that rule?c. What is a disadvantage of a recursive rule when... more
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07/09/20

What is the slope of a line parallel to the line whose equation is 2x−y=7. Fully reduce your answer.
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07/09/20

Geometry question

The altitude of an equilateral triangle measures 8 square root 3 units. Given this, determine the perimeter of the equilateral triangle in exact form.
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07/09/20

Solve application problems using linear equations.
Suppose that you are taking a course that has 4 tests. The first three tests are for 100 points each and the fourth test is for 200 points. To get a B in the course, you must have an average of at... more
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07/09/20

Find the intervals on which f is increasing and decreasing.
Find the intervals on which f is increasing and decreasing.f(x)= -2 sin^2 x on [-pi,pi]
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