Watch help video A rocket is launched from a tower. The height of the rocket, y in feet, is related to the time after launch, x in seconds, by the given equation. Using this equation, find the maximum height reached by the rocket, to the nearest tenth of a foot. y = -16x2 + 261x + 130

Q: solve each equation. -2(3x - 1) - 3 = -4

A: Given:-23x-1 -3=-4

Q: solve each equation. (x + 1)(x + 2) = 42

A: We have the given equation as x+1x+2=42

Q: on y= x-3x + 2. Which of the following statements is not correct? O A. The zeros of the function are…

A: We have to find the incorrect statement .

Q: Brea carries a backpack that weighs 15 pounds. She weighs x pounds. Write an equation that could be…

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Q: Find the values of a, b, and c in the equation: 2x² + x –3 = 0.

A: Given, 2x2+x-3=0  We have to find the value of a, b  and  c

Q: The average amount of money y spent per person per year on music from iTunes from 2008 to 2013 can…

A: (a) Consider  y=fx=-5.74x+38.05. f1=-5.741+38.05=32.31f3=-5.743+38.05=20.83f5=-5.745+38.05=9.35

Q: Jeremy’s car can travel 228 miles on 6 gallons of gas A. Write an equation to represent the…

A:

Q: B. Find the value of x for which Inx + (Inx)? + (Inx)3 + (lnx)* + ...= 9

A:

Q: receive $450 per Per week for selling used cars in addition he receives 6% of the profit on any…

A: Given query is to find the function for the weekly earning.

Q: solve each equation. (2x - 1)2 = -64

A: We have to solve the equation: 2x-12=-64 We know that if x2=a then x=±a or x=a, -a i=-1, where i is…

Q: Identify which property was used to change the equation in each step. 5[(x/6)-2]= 2x+4

A:

Q: A cannon ball is launched into the air with an upward velocity of 313 feet per second, from a…

A: The objective of this question is to find out the time it takes for the cannon ball to reach a…

Q: Lawrence is reading part of a novel for Literature class. He estimates that he can read two pages…

A: Concept:  The positive integers will be used to refer to sheets he reads beyond the requirement as…

Q: shawn read x pages of a 214-page book. Write an equation that shows the number of pages y he has…

A: Total pages =214 Pages read =x Number of pages left to read is represented by y.

Q: solve each equation for x. a(x + b) = c

A: We have to solve the equation for the variable x, ax+b=c Dividing both sides in the equation by a,…

Q: rock is launched from a cliff. The height of the rock, h meters, t seconds after launch is modelled…

A: Consider the given height function, h=-4.9t2+25t+15    ......(I) part first: Find the time taken by…

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.