# Posts by Timm

Total # Posts: 5

**Math**

How many different sums of money are possible using at least 3 coins from a collection consisting of one penny, one nickel, one dime, on quarter and one loonie?

**Precal/Math**

how do i make the left hand side equal right hand side? (sec^2A)(sin^2A)= (sec^2A-1)

**Chemistry**

What is the silver ion concentration in a solution prepared by mixing 375 mL of 0.363 M silver nitrate with 381 mL of 0.430 M sodium chromate? The Ksp of silver chromate is 1.2 × 10-12

**Geometry**

A triangle has two congruent angles and an exterior angle with measure 100. Find two possible sets of measures for the angles of the triangle.

**Algebra**

Could someone correct my answers and help with the other problems? 1. Are the following lines parallel, perpendicular, or neither? L1 with equation x – 5y = 10, L2 with equation 5x + y = 5. Answer: Neither (I'm not to sure but i think this is the right answer) 2. ...

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