Math Answers

a. Where in the world do we find some early evidence that people counted?

b. Approximately what year does this evidence date back?

c. Where in the Caps is this type of counting covered as a topic?

In its first year, “ABC Co” had the following experience

Sales = 50,000 units Selling price = br. 50

TVC = br. 1,000,000 TFC = br. 250,000

Required:

Develop Revenue, cost & profit functions for the co. in terms of quantity.

Find the Breakeven point in terms of quantity

Convert the cost equation in terms of quantity in to a cost equation in terms of revenue

Find the Breakeven revenue

If profit had been br. 500,000 what would have been the sales volume (revenue) & the quantity of sales

What would have been the profit if sales are br. 2,000,000.

QUESTION 1. [34 MARKS] 1.1 Determine whether each of the following mappings T is linear, or not. Justify your answer.

(a) T: R² - R³, where T(z, y) = (3y, 2x, —y).

(b) T: P₁ - R², where T[p(x)] = [p(0), p(1)].

(c) T: R³ - R², where T(z, y,z) = (x+1,y+2).