16. If P= 5x4 - 3x + x2 - 5x + 10 and Q = -2x4 + 6x2 - 7x2 + 4x - 5, then find P-2Q
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क्या आप का मतलब यह था: 16. If P= 5 x 4 - 3x + x2 - 5x + 10 and Q = -2x4 + 6x2 - 7x2 + 4x - 5, the..
NCERT Solutions for Class 7 Math Chapter 12 - Algebraic Expressions
(iv) One-fourth of the product of numbers p and q. ... 5. (b). − 4x + 5y. − 4x. 5y. − 4, x. 5, y. (c). 5y + 3y2. 5y. 3y2. 5, y. 3, y, y. (d) ... (v) 5x2y − 5x2 + 3yx2 − 3y2 + x2 − y2 + 8xy2 − 3y2.
such as x, y, z, l, m, n, p, a etc. ... To solve an equation that contains a variable, find the value of the variable ... 12 is a solution of the equation 4x – 5 = 3x + 10. Solution: ... (c) 5x – 8 = x + 4.
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