Question

2. (16)^2 + (21)^2 – (13)^2 + ? = (25)^2
(a) 67
(b) 32 (C) 81
(d) 97 (e) None of these​

Answer 1

Answer:

Step-by-step explanation:

4/9 7. −1/8 9. 16 11. 2 13. 32. 15. 2 17. x5. 19. − y x. 21. 1 x. 23. x3 y 25. z4 y3. 27. x6 ... 6 c. 2 d. 6 e. a2 + 2a + 3 f. (x + h)2 + 2(x + h) + 3 9. a. 2 b. 0 c. 65/4 d. x2 + 1/x e. (s + h)2 + ... 65. y = −3x + 2.25 67. y = −x + 12 69. y = 2x + 4. 71. ... 81. The claim is correct. Every matrix equation represents the equality of two matrices.

Answer 2

Answer:

option (d) 97

Step-by-step explanation:

(16)² + (21)² - (13)² + a = (25)²

256 + 441 - 169 + a = 625

697 - 169 + a = 625

a = 625 + 169 - 697

a = 794 - 697 = 97