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Questions in mathematics

[Done] 19) Put the correct sign: (i) 45,454 45,454 (ii) 88,20,560 88,21,560 (iii) 55,20,220 5,55,220 (iv) 90,40,440 89,56,082 (v) 1,15,497 13,40,089 (vi) 26,60,783 26,71,699

[Done] Being exactly divisible by 4 is a ______ condition for a number being even. Options: - Necessary - Sufficient

[Done] 150% of A is equal to B and the sum of B and C is 105. 20% of A is 6 less than 20% of C. Find the sum of A + B + C.

[Done] Simplify the expression below. $3^4 \times 3^2$ A. $3^4$ B. $3^6$ C. $3^8$ D. $9^8$

[Done] Solve for w. w^2+7w+10=0

[Done] Work out the answers to: a) $8.2 \times 13$ b) $0.8 \times 5.7$

[Done] A function is a fifth-degree polynomial. How many turning points can it have? A. exactly four B. exactly five C. four or less D. five or less

[Done] Factor completely. $8 x^9 y^4+12 x^6 y^2-24 x^3 y^6$

[Done] How is the graph of $y=-2(3)^x+4$ translated from the graph of $y=2(3)^x$? A. reflected across the $x$-axis and 4 units up B. reflected across the $y$-axis and 4 units left C. reflected across the $y$-axis and 4 units down D. reflected across the $x$-axis and 4 units right

[Done] Find the value of the 11th term of the arithmetic sequence: -2, 5, 12, 19, 26, ... using the formula [tex]a_n=a_1+(n-1) d[/tex].