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... 3 3. Domain: 5x0x. -26; g1-12 = 1 4. Domain: 5x x. -9, x. 46; h1-12 = 18. 5. (a) Domain: 5x0 -5 … x … 56; Range: 5y0 -3 … y … 36 (b) (0, 2), 1-2, 02, and (2, 0) ...
Graph y=x | Mathway
Graph the line using the slope and the y-intercept, or the points. Slope: 1 ...
System of Equations Step-by-Step Math Problem Solver
(x+2y)/(x-3)=1/2. Multiply each equation by its ... y-x=4. Step 3. Solve the system. x^2+y^2=170. y-x=4. Solve ... Solve the second equation for x. x^2+x^2+8x+16= ...
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Equivalent Expression Calculator - Free online Calculator
... 1: Enter an algebraic expression in the input field. Step 2: Now click the button “Submit” to get the equivalent expression. Step 3: Finally, the equivalent ...
Algebra - Wolfram|Alpha Examples
(x^2-1)/(x^2+1) ... Simplify algebraic functions and expressions. Simplify an expression: 1/(1+sqrt(2)) · simplify x^5-20x^4+163x^3-676x^2+1424x-1209 ... perm (1 2 ...
Use substitution to solve each system of equations. 1. y = x + 5 3x + ...
8x − 4y = −4. SOLUTION ... Use the solution for x and either equation to find y. The solution is (2, 3). ... 1. ) = (0, 115) and (x. 2. , y. 2. ) = (9, 119). The ...
Factoring Completely - Algebra | Socratic
We say we are factoring \"over\" the set. #x^3 -x^2-5x+5# can be factored over the integers as #(x-1)( ...
Solutions Key 3
Maximize the objective function P = 20x + 30y. x ... x + 2(3) + (1) = 8 x = 1. The solution is (1, 3, 1) ... Maximize the objective function P = 8x + 9y. x y. P ...
Cubic equations | Mathcentre
Figure 2 shows a graph of y = x3 − 5x2 + 8x − 4. ... a) (x + 1)(x − 2)(x − 3) = 0 b) (x + 1)(x2 ... d) Is x = 2 a root of the equation x3 + 2x2 − 20x +24=0?