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x^5+C
5(x+4)-3(2+3x)
Expand first bracket
5x+20-3(2+3x)
Expand second bracket
5x+20-6-9x
simplify
14-4x
Using the product rule: d/dx(ab)=ab’ + a’b where a and b are variables which have been differentiated with respect to x
Derivative: 2(x^2(dy/dx)+2xy) + 2 + 4dy/dx+πsin(πy)...
This involves the product rule for counting. Step 1: Identify the possible numbers for the first digit 5, 6, 7, 8 or 9 (5 in total) Step 2: Identify the possible numbers for the second digit 2, 3, 5 or 7 ...
Step 1: Simplify the quadratic by dividing by 2. 5x2 < 32x - 12 Step 2: Move all terms onto one side of the quadratic. 5x2 - 32x + 12 < 0 Step 3: Factorise the quadratic. (5x -...
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