04/14/23

Given a triangle A B C with b = 40 , and c = 40 Find angle A
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04/14/23

Trigonometry: Expression to Fraction
Write the expression as a single fraction: 3 sec(-x) +2.Explain in detailed steps.
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04/14/23

Algebra: Which of the following are true?
Assume a > 0, b > 0 and 1 < ax < bx for all x < 0. Which of the following are true?a. a < b < 1b. 1 < a < bc. a < 1 < b d. b < a < 1e. b < 1 < aExplain... more
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04/14/23

Trigonometry: Find solution
If 0 < x < 2π, find the sum of all solutions to the equation 2cos^2(x)-7 cos(x)-4=0. Show how to do it on a ti-84 if possible.
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04/14/23

Algebra 2: Find the equation
Find the equation of a line passing through the point (-3, -7) that is perpendicular to the line 5x-3y=10. Show detailed steps.
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04/14/23

Algebra 2 maximum height question
The height of an object in motion at time "t" seconds is given by h(t)=-t^2 + 6t +10. Find the maximum height.
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04/14/23

Algebra 2: Quadratic Function

Find the quadratic function that passes through the point (1,165) with a vertex of (-8, 3). If this problem is doable on a Ti-84, please help figure out how to do this problem on that calculator.
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04/14/23

Algebra Word Problem
A picture is to be put on a poster board that is 18 in. by 22 in. If there is to be an even amount of poster board around the picture, how wide should the border be if the area of the picture is... more
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04/14/23

Twice x is 5 into a math expression
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04/14/23

Find the interval(s) where the function is increasing and the interval(s) where it is decreasing. (Enter your answers using interval notation. If an answer does not exist, enter DNE.)
g(x) = x4 − 18x2 + 1
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04/13/23

a scientist observes that a box turtle walks 3 1/2 meters in 3/4 hour. what is the turtles speed
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04/13/23

f'(t) = 12 / (1+t^2) , f(1)=0 . Find f.
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04/13/23

f''(x) = x^-2, x>0, f(1)=0, f(7)=0. Find f.
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04/13/23

Home values in a town have declined 6% per year for each of the past 4 years. What was the total percentage decrease in home values during the four-year period?

Financial mathematics
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04/13/23

Home values in a town have declined 6% per year for each of the past 4 years. What was the total percentage decrease in home values during the four-year period?

Financial mathematics
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04/13/23

How would I go about solving this equation? If possible, please show how you found your answer.
If cos α = 0.975 and sin β = 0.528 with both angles’ terminal rays in Quadrant-I, find the values ofB) sin (α + β)B) cos (β - α)Your answers should be accurate to 4 decimal places.
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04/13/23

Need help for this answer

Brian drove to the mountains last weekend. There was heavy traffic on the way there,and the trip took 7 hours.when Brian drove home, there was no traffic and the trip only took 5 hours. If his... more
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04/12/23

In planning her retirement, Liza deposits some money at 2.5% interest, with twice as much deposited at 4.5%. Find the amount deposited at each rate if the total annual interest income is $2070
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04/12/23

A Math question for homework

Sean is five and 6/10 feet tall Shemar is 5/8 feet taller than Shemar . How tall is shemar
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04/12/23

How do I solve this?

A company needs 1450 kg of a solution that is 15% ethanol and 85% water. The company has a 5% ethanol solution (remainder is water) and a 30% ethanol solution (remainder is water) in stock. How... more
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04/12/23

flying to denver with tailwind a plane averaged 166 mph. on the return trip the plane averaged 121 km/h while flying back into the same wind.
flying to denver with tailwind a plane averaged 166 mph. on the return trip the plane averaged 121 km/h while flying back into the same wind. find the speed of the wind and the speed of the plane... more
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04/12/23

write the slope-intercept form equation of the line with slope 2/3 that passes through the point (0,0)
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04/12/23

Explain why sin (1/k) is positive for k >= 3 ?
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04/12/23

translating a step into a one step inequality

what is the inequality of the product x and 8 is greater than or equal to 21
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04/12/23

An estate is to be distributed among a wife, three children, and two grandchildren.

An estate is to be distributed among a wife, three children, and two grandchildren. The children will each receive three times as much as each grandchild, and the wife will receive four times as... more
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