Question 3 25 pts PRISMA v2 9 Find the Lateral Surface 14 16 21 Area! O 832 units O 832 units O 832 units Question 4 25 pts

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?