Using the fact that i=−1‾‾‾√: Part 1:

What is the value of i6?

Part 2:

What is the value of i5?

Part 3:

What is the value of the expression 16i4−8i2+4?

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me

Which expression is a factor of 12x2 + 29x – 8? x – 8 2x – 1 3x + 8 4x + 1

Titus works at a hotel. part of his job is to keep the complimentary pitcher of water at least half full and always with ice. when he starts his shift, the water level shows 4 gallons, or 128 cups of water. as the shift progresses, he records the level of the water every 10 minutes. after 2 hours, he uses a regression calculator to compute an equation for the decrease in water. his equation is w –0.414t + 129.549, where t is the number of minutes and w is the level of water. according to the equation, after about how many minutes would the water level be less than or equal to 64 cups?