4. For the expression below you are allowed to put in as many or as few brackets as you like. What
are the least and greatest numbers you could get as a result?
1 - 2 x 3-4
5-6
Please show working out.

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)