Step-by-step explanation:
Taking value of x= 4
16. 4 + 8 = <u>12</u>
17. 24 ÷ 4 = <u>6</u>
18. 3(4+4) = 3 × 8 = <u>24</u>
19. 5 × 4 = <u>20</u>
20. 30 - (5 × 4) = 30 - 20 = <u>10</u>
21.( 2 × 4 )+ 5 = 8 + 5 = <u>13</u>
22. 4 + 1 = <u>5</u>
23. 25 × 4 = <u>100</u>
24. 60 × 4 = <u>240</u>
25. (25×4) + 10 = 100 + 10 = <u>110</u>
 
        
             
        
        
        
Answer:
382.5°
Step-by-step explanation:
Multiply
17π                                               180°
------ by the conversion factor ------------
   8                                                π
obtaining:
(17)(180)°
------------- = 382.5°
       8
 
        
             
        
        
        
(3x²ᵃ - 4yᵃz³ᵃ)² = 
= 9x⁴ᵃ - 12x²ᵃyᵃz³ᵃ + 16y²ᵃz6ᵃ