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Mathematics for IGCSE & O level - Indices 2 (Section 3 - No. 42)
Simplify ( 4x^2 + 3x^2 ).
(7x^2)
(12x^4)
(7x^4)
(12x^2)
Forklaring
When adding like terms, add their coefficients and retain the variable and exponent.
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