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Which inequality is the same as 7-2/b <5/b
General
4 months ago
A NASA mathematician used a system of equations to determine the point in space where a satellite crossed paths with a massive piece of space debris. How many equations did he need? And how many variables were needed to find the exact location in space?A) 3 equations with 2 variablesB) 2 equations with 2 variablesC) 2 equations with 3 variablesD) 3 equations with 3 variables
General
4 months ago
A rectangular piece of plywood has a diagonal which measures two feet more than the width. The length of the plywood is twice the width. What is the length of the plywood’s diagonal? Round your answer to the nearest tenth.
General
4 months ago
Which of the following are identities? check all that apply.A tanx-tany=(sin(x-y))/(cosxcosy)B 1-tanxtany= (sin(x+y))/(sinxsiny)C tan (x-(pi/4))=tanx-1)D cos (x+(pi/6))=-sin(x-(pi/3))
General
4 months ago
Without using log, Solve for x.[tex]25^{2x+3} = 125^{x}[/tex]
General
4 months ago
Solve for x by using log. Rounded to hundredth. [tex]4^{2x-5} =6^{-x+1}[/tex]
General
4 months ago
please, I need to know how this question is done. please
General
4 months ago
Solve for x by using log. Rounded to hundredth. [tex]10^{4x-5}=e^{3x}[/tex]
General
4 months ago
Which of the following is not an identity?
General
4 months ago
A phone company offers two monthly plans. Plan A costs $16 plus an additional $0.13 for each minute of calls. Plan B costs $28 plus an additional $0.09 for each minute of calls.For what amount of calling do the two plans cost the same? ______ minutesWhat is the cost when the two plans cost the same? $ ________
General
4 months ago
Two equal sides of a triangle are each 5 metres less than the twice the third side.If the perimeter of the triangle is 55 metres,find the length......Class 8 question
General
4 months ago
There are 5/7 as many barrettes as hair ties in Sasha's hair supplies. There are 5/8 barrettes as hair bands in her supplies. What is the ratio of the number of barrettes to the total number of hair ties and bands?
General
4 months ago
The equation f = v + 80 represents the final velocity of an object, f, with an initial velocity, v, and an acceleration rate, a, overtime, t.Which is an equivalent equation solved for t?...A) t = f - v/aB) t = f - a/vC) a(f - v)D) v(f - a)
General
4 months ago
What is an equation of the line that passes through the points (-6, -2) and (6,8)? NEED ASAP!!
General
4 months ago
the length of time it takes an object to fall to the ground varies directly as the square root of the height from which is realesed. If an object released from a height 100 feet hits the ground after 2.5 seconds, find a modeling equation gives times t in seconds for an object released from height h feet
General
4 months ago
Select ALL the correct answers.Natalie buys a new car. In the first month, the odometer on the car records 800 miles. From past experience, she expects to drive 900 miles per month.Select all the functions that can be used to find the number of miles, f(n), recorded on the odometer after n months.
General
4 months ago
What is the area of triangle ABC?3 square units7 square units11 square units15 square units
General
4 months ago
A raffle is held at the local community center and 200 tickets are sold. Three names will be drawn for the winning tickets. If the order doesn't matter, how many winning combinations of people are possible.
General
4 months ago
Help im confusted about remainder therom Use the Remainder Theorem to determine which binomial is a factor of the function f(x) = x3 − 7x2 + 36. (x + 3) (x + 2) (x + 6) (x − 2)
General
4 months ago
In 1990, the population of South Carolina was approximately 3,500,000. During the next ten years, the population increased by approximately 38,500 people per year. Write a linear model (equation) that gives the population, P, of South Carolina in terms of the year, Y. Let Y = 0 correspond to 1990.
General
4 months ago
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