PreAlgebra Graph y2=5 (x1) y − 2 = −5(x − 1) y 2 = 5 ( x 1) Move all terms not containing y y to the right side of the equation Tap for more steps Add 2 2 to both sides of the equation y = − 5 x 5 2 y = 5 x 5 2 Add 5 5 and 2 2 y = − 5 x 7 y = 5 x 7 arrange into standard form y = ax2 bx c;a ≠ 0 y − 5 = − 2x2 − 4x − 2 ⇒ y = − 2x2 −4x 3 ← in standard form with a = −2,b = −4 and c = 3 find the roots (xintercepts) by equating to zero ⇒ −2x2 − 4x 3 = 0 use the quadratic formula x = 4 ± √16 24 −4 = 4 ± √40 −4 = 4 ± 2√10 −4 ⇒ x = − 1Trigonometry Graph y5=1/2* (x2) y − 5 = 1 2 ⋅ (x 2) y 5 = 1 2 ⋅ ( x 2) Move all terms not containing y y to the right side of the equation Tap for more steps Add 5 5 to both sides of the equation y = x 2 1 5 y = x 2 1 5 Add 1 1 and 5 5 y = x 2 6 y = x 2 6
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