(1) Find the sum of a² - 7a + 10 and 3a² + 4a - 15. (2) Find the value of x² + 2 at x = 2 & x = -1
(3) Express given number using power notation
(a) 81/100 (b) 27/125
(4) Evalute
(a) (-3)³ (b) (-5)⁴
(5) Find the Area of the circle whose radius is 14 cm.
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