04/19/21

Consider Heron's Formula.

Consider Heron's Formula. If the three sides of a triangle have lengths a, b, and c, then the area A of the triangle is given by A = s(s − a)(s − b)(s − c)  where the semiperimeter of the triangle... more

04/18/21

expand ln(3/11^k) to rewrite as a sum, difference, or product of logarithms.

expand ln (3/11^k )to rewrite as a sum, difference, or product of logarithms.

04/18/21

prove the identity tan(A)sin(A)=sec(A)−cos(A)

04/17/21

sinx = 5/13 , x is in Quadrant 1. Find Sin2x, cos2x, and tan2x

sinx = 5/13 , x is in Quadrant 1. Find Sin2x, cos2x, and tan2x

04/16/21

find the equation of the hyperbola if it has x -orientation, with vertices (2, 0) and (−2, 0), and it goes through the point (4, 5 root3 )

find the equation of the hyperbola if it has x -orientation, with vertices (2, 0) and (−2, 0), and it goes through the point (4, 5 root3 )

If \sin A = \frac{12}{13}sinA= 13 12 ​ and \cos B=\frac{3}{5}cosB= 5 3 ​ and angles A and B are in Quadrant I, find the value of \tan(A-B)tan(A−B).

If sinA=1312​ and cosB=53​ and angles A and B are in Quadrant I, find the value of tan(A−B).

12/23/20

Linear Programming

A woman seeks to invest no more than $20,000 of her savings in municipal bonds and mutual funds. The amount she will invest in municipal bonds will be at least three times the amount she will... more

12/23/20

An initial deposit of $200 is deposited into an account that earns 8.4% interest, compounded continuously.

An initial deposit of $200 is deposited into an account that earns 8.4% interest, compounded continuously. At the time of withdrawal, the money has grown to $331.07. Determine how long the money... more

12/11/20

Solve the system of equations using any method

2𝑥 + 3𝑦 + 4𝑧 = 13𝑥 − 4𝑦 + 5𝑧 = −54𝑥 + 5𝑦 + 6𝑧 = 5

12/09/20

How do I find f(g(x)).

f(x)=\sqrt((x+1)/(2)), g(x)=2x^(2)-1

Statistics word problem help

The average price of a gallon of gas is $2.99 with a standard deviation of $0.22. Of 50,000 people surveyed, how many spent in between $2.49 and $3.15??

2x(3x+5)-(3x+5) factor completely

Please help me. I dont know what I am doing

12/08/20

If two polygons are SIMILAR, then the corresponding angles must be _____. If two polygons are SIMILAR, then the corresponding sides must be _____.

If two polygons are SIMILAR, then the corresponding angles must be _____. If two polygons are SIMILAR, then the corresponding sides must be _____. The composition of two (or more) isometries is... more

12/07/20

:O can you help

A scatter plot of data showing the percentage of total Internet users who visited an online store on a given day inDecember includes the points (2008, 2.0) and (2010, 4.5). Write the... more

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