Which complex number has a distance of (squareroot) of 17)) from the origin on the complex plane?

2 + 15i
17 + i
20 – 3i
4 – i

Use the x-intercept method to find all real solutions of the equation.x^3-10x^2+27x-18=0

Which of the following statement about pascal's triangle are true?

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?