(a)
To determine: The change in
There will be no change in
Given information:
The load
Formula used:
Two variables
Two variables
Where,
Explanation:
The load
The load
From (1) and (2),
Now, if the width and length of the beam are doubled, then
Therefore, there will be no change in
(b)
To determine: The change in
The value of
Given information:
The load
Formula used:
Two variables
Two variables
Where,
Explanation:
The load
The load
From (1) and (2),
Now, if the width and depth of the beam are doubled, then
Therefore, the value of
(c)
To determine: The change in
The value of
Given information:
The load
Formula used:
Two variables
Two variables
Where,
Explanation:
The load
The load
From (1) and (2),
Now, if all the three dimensions are doubled, then
Therefore, the value of
(d)
To determine: The ways a beam can be modified if the safe load it is required to support is increased by a factor of
The unsupported length will be multiplied by the same factor of
Given information:
The load
Formula used:
Two variables
Two variables
Where,
Explanation:
Consider the equation
The factors of
If the safe load it is required to support is increased by
If the safe load it is required to support is increased by
Therefore, if the safe load it is required to support is increased by a factor of
Chapter 5 Solutions
Holt Mcdougal Larson Algebra 2: Student Edition 2012
- Solve the system of equation for y using Cramer's rule. Hint: The determinant of the coefficient matrix is -23. - 5x + y − z = −7 2x-y-2z = 6 3x+2z-7arrow_forwarderic pez Xte in z= Therefore, we have (x, y, z)=(3.0000, 83.6.1 Exercise Gauss-Seidel iteration with Start with (x, y, z) = (0, 0, 0). Use the convergent Jacobi i Tol=10 to solve the following systems: 1. 5x-y+z = 10 2x-8y-z=11 -x+y+4z=3 iteration (x Assi 2 Assi 3. 4. x-5y-z=-8 4x-y- z=13 2x - y-6z=-2 4x y + z = 7 4x-8y + z = -21 -2x+ y +5z = 15 4x + y - z=13 2x - y-6z=-2 x-5y- z=-8 realme Shot on realme C30 2025.01.31 22:35 farrow_forwardUse Pascal's triangle to expand the binomial (6m+2)^2arrow_forward
- Listen A falling object travels a distance given by the formula d = 6t + 9t2 where d is in feet and t is the time in seconds. How many seconds will it take for the object to travel 112 feet? Round answer to 2 decimal places. (Write the number, not the units). Your Answer:arrow_forwardSolve by the quadratic formula or completing the square to obtain exact solutions. 2 e 104 OA) -16±3√6 B) 8±√10 O c) -8±√10 OD) 8±3√√6 Uarrow_forwardQuestion 14 (1 point) Listen The frame on a picture is 18 in by 22 in outside and is of uniform width. Using algebraic methods, what is the width of the frame if the inner area of the picture shown is 250 in²2? Write answer to 2 decimal places. (Write the number with no units). 18 in Your Answer: 22 inarrow_forward
- ◄ Listen A vacant lot is being converted into a community garden. The garden and a walkway around its perimeter have an area of 560 square feet. Find the width of the walkway (x) if the garden measures 15 feet wide by 19 feet long. Write answer to 2 decimal places. (Write the number without units). X 15 feet Your Answer: 19 feet Xarrow_forwardListen A stuntman jumps from a roof 440 feet from the ground. How long will it take him to reach the ground? Use the formula, distance, d = 16t2, (where t is in seconds). Write answer to 1 decimal place. (Write the number, not the units). Your Answer:arrow_forwardSolve x² - 10x + 24 = 0 ○ A) 4,6 B) -12, -2 C) 12,2 D) -4, -6arrow_forward
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