Determine the number of roots of each polynomial equation. 1. x⁶+8x⁴-4x+10=0

2. (x+9) (x-9) (x+9) (x-9)=0

3. 5x⁴(x-7)(x²+8)²=0

4. -9x⁷+10x-7=0

5. 8x⁴-6x-9x³=0

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan

Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then, the two had the same amount of money. how much money did each have originally?

The two cylinders are similar. if the ratio of their surface areas is 9/1.44 find the volume of each cylinder. round your answer to the nearest hundredth. a. small cylinder: 152.00 m3 large cylinder: 950.02 m3 b. small cylinder: 972.14 m3 large cylinder: 12,924.24 m3 c. small cylinder: 851.22 m3 large cylinder: 13,300.25 m3 d. small cylinder: 682.95 m3 large cylinder: 13,539.68 m3