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A differential equation is first-order when its highest derivative is [...]\text{[...]}[...].
A
Separate the variables, placing yyy with dydydy and xxx with dxdxdx.
B
A differential equation is first-order when its highest derivative is dydx\boxed{\frac{dy}{dx}}dxdy.
C
A solution containing an arbitrary constant and representing a family of functions is a general solution.
D
1y+2 dy=x dx\frac{1}{y+2}\,dy=x\,dxy+21dy=xdx
Card 1 of 20
3.7.6 Integration (A-level only) Flashcards
20 flashcards on WJEC A Level Maths 3.7.6 Integration (A-level only): the key formulae, methods and definitions you need to recall for AS Unit 1, AS Unit 2, A2 Unit 3 and A2 Unit 4.