いろいろ x^4 4y^4 117271-X 4 y 4 dx-xy 3
X/4(4*y3)=0 Step 1 x Simplify — 4 Equation at the end of step 1 x — (4y 3) = 0 4 Step 2 Rewriting the whole as an Equivalent Fraction 21 Subtracting a whole from a fraction Rewrite the whole as a fraction using 4 as the denominator The paths traced by the wheels of two trains are given by equations x 2y – 4 = 0 and 2x 4y – 12 = 0 Will the paths cross each other?X = 6 Put this back into 2) to check for validity 6 − 2(1) = 4 ; Sketch The Surface X 4 4y 2 Z 2 Study Com X 4 y 4 dx-xy 3