The differential equation (e + 1)rdr = (r + 1)e'dt has solution (a) e = c(e' + 1)(r + 1) %3D (b) e = c(e' +r+1) (c) r = c(e + 1)(r+1) (d) non of these The solution of t he differential equation 2r- dy y = 3 represents (a) circles (b) straight lines (c) ellipses (d) parabolas

Q: if two new rabbit are put in a pen, How many rabbits will be in the pen after one year? give the…

A: GivenTotal pairs (male and female) of rabbits put in pen initially =1 One pair of rabbit give birth…

Q: Solve the following equation x²+3x+2-i = 0

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Q: The product of the current ages of Vanessa children is 360. If her oldest child is twice as old as…

A: Suppose, Vanessa has 2 children, whose ages are 2x, x such that: x < 2x  Given: x•2x = 360  So,…

Q: Megan has been planting young trees in her garden. One maple tree is 66 centimeters tall and is…

A: Solution

Q: Fahd's age is now twice the age of Faisal. If Fahd's age 6 years ago is equal to four times Faisal's…

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Q: Ali, Fara, and Lee participate in a Robotics competition. Fara scored 19 more than Ali while Lee's…

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Q: A two digit number is four times the sum and three times the product of its digits .Find the number

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Q: A water tank is being filled by two inlet pipes. Pipe A can fill the tank in 6.5 hours, while both…

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Q: Mary is three times as old as her son. In 12 years, Mary's age will  be one year less than twice her…

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Q: The number of players leaving the league can be calculated by starting with the quantity of four…

A: The objective of the question is representation to equation of the given situation.

Q: Jessica left Burbank with a speed of 45 mph. Nancy also left at the same time in the opposite…

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Q: the sum of the two odd whole numbers is always even and its product is always odd? find the solution

A: Let the 2 odd nos. be 3 & 5.

Q: f Chad does a job in 7 hours less time than Chloe, and they can do the job together in 12 hours, how…

A: Let  Chloe dose a job in x hours, and Chad dose a job in y hours If Chad does a job in 7 hours less…

Q: If the third of the three consecutive integers are increased by 14, it is equal to twice the first,…

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Q: Two squares are drawn on a piece of paper.  The larger square has a diagonal 4 times as large as a…

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Q: Alma can do a job in 6 days. Rachel can do the same job in 12 days. How long will it take the two…

A: given that,  Alma can do a job in 6 days,Rachel can do the same job in 12 days. how long will it…

Q: Matt has twice as many stickers as David. How many stickers must Matt give David so that they will…

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Q: Does the following equation have one solution, infinite solutions or no solution? 3(2x-5) = 4X+11

A: We have to solve the equation: 32x-5=4x+11 Solving equation, 32x-5=4x+113×2x-3×5=4x+116x-15=4x+11

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.