20,417 Answered Questions for the topic Algebra

07/08/21

(a) Evaluate cosec^-1(√2) (b) Evaluate tan^-1(sin(-π/2))
There are two problems.First one is Evaluate cosec^-1(√2)And second one is Evaluate tan^-1(sin(-π/2))Kindly solve this question.
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07/08/21

Find all the values of x, in between the range [0,2π] for the following equation. 2sin(3x)+3cos(3x)=0
The equation is, 2sin(3x)+3cos(3x)=0.
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07/08/21

Find the value of sin(sin^-1(4/5)+tan^-1(5/12)) without using calculator.Use angle sum or different identities.

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07/08/21

Prove the following triginmetric identity (√1-cosx/√1+cosx)= cosecx - cotx
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07/08/21

how many meters will it travel
A particle that moves along a straight line has velocityv(t)=t^(2)e^(−3t)meters per second after t seconds. How many meters will it travel during the first t seconds (from time=0 to time=t)?
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Algebra

07/08/21

Linear equations
A family has two cars. The first car has a fuel efficiency of 20 miles per gallon of gas and the second has a fuel efficiency of 25 miles per gallon of gas. During one particular week, the two cars... more
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Algebra

07/08/21

Name a point on the line and give the slope from the following equation: Put the point in parentheses with a comma. (x,y). No space. y - 1 = -2(x + 1)
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Algebra

07/08/21

Name a point on the line and give the slope from the following equation: Put the point in parentheses with a comma. (x,y). No space. y + 7 = -4(x + 2)
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Algebra

07/08/21

Write the equation in point slope form for a line containing the given point and having the given slope. y - y1 = m(x - x1) (0,0), m = -2
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Algebra

07/08/21

Write the equation in point slope form for a line containing the given point and having the given slope. y - y1 = m(x - x1) (3,5), m = -2
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Algebra

07/08/21

Write the equation in point slope form for a line containing the given point and having the given slope. y - y1 = m(x - x1) (5,-2), m = 2
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Algebra

07/07/21

If Don has 3 more than 2 times the number of marbles Mark has, how many does each boy have to sell if the total number of marbles is 69?
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Algebra

07/07/21

Quantitative Reasoning of two numbers?
Hello, my question is "All numbers that are evenly divisible by both 6 and 14 are also divisible by?"
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Algebra

07/07/21

Please refer to the description for my algebra question!
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Algebra Geometry

07/07/21

Integer Line of a negative fraction
Hello, if I have a fraction of -16/6 and need to know the location of the value of the fraction on a integer line. Would the answer be -2.6? and the location would be somewhere between -3 and -2?... more
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Algebra

07/07/21

What are the first four terms of the sequence shown below? an = 2n A. 1, 2, 4, 8 B. 2, 4, 6, 8 C. 2, 4, 8, 16 D. 1, 8, 27, 256
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Algebra

07/07/21

(2B.19) What is the rule for the nth term, an, when the first 4 terms of the sequence are 4, 16, 64, 256? A. an=(‒4)n‒ 1 B. an=4n C. an=4n‒ 1 D. an=4n
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Algebra

07/07/21

What are the first four terms of the sequence shown below? an = n3 + n2 A. 1, 2, 3, 4 B. 1, 12, 15, 20 C. 2, 12, 36, 80 D. 5, 10, 15, 18
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07/07/21

(2B.16) If an = n(n+2), what is a9? 20 99 108 120
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07/07/21

What are the first four terms of the sequence shown below? an = 5n ‒ 1 A. ‒1, 4, 9, 14 B. 4, 9, 14, 19 C. 5, 6, 7, 8 D. 6, 11, 16, 21
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07/07/21

(2B.14) If a1 = 5 and r = ‒3, write the first four terms of the geometric sequence. A. 5, 15, 45, 135 B. 5, ‒15, 45, ‒135 C. 5, ‒10, 15, ‒20 D.

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07/07/21

(2B.2) Write the first four terms of an arithmetic sequence whose first term is ‒14 and whose common difference is 10. A. ‒14, ‒ 4, 6, 16 B. 10, 14, 18, 22 C.‒14, ‒24, ‒34, ‒44 D.‒14, ‒10, ‒6, ‒2
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Algebra Geometry

07/07/21

A pool related Geometry question?
Hi, my question is if a pool is enclosed by a circular tank. The distance from the center of the pool to the wall of the tank is 10 feet. How long is the wall of the tank in feet?
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07/07/21

The phone company NextFell has a monthly cellular plan whera customer pays a flat monthly fee and then a certain amount of money per minute used on the phone.
The phone company NextFell has a monthly cellular plan where a customer pays a flat monthly fee and then a certain amount of money per minute used on the phone. If a customer uses 500 minutes, the... more
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07/07/21

Given the function f(x) = 3 + 3x^2
f(a)=f(a+h)=  f (a+h)−f (a)/h
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