Genius Jnr - Evaluate each of the following algebraic expressions for x = 1, y = −1, z = 2, a = −2, b = 1, c = −2: (i) ax + by + cz (ii) ax2 + by2 − cz2 (iii) axy + byz + cxy

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Evaluate each of the following algebraic expressions for x = 1, y = −1, z = 2, a = −2, b = 1, c = −2:
(i) ax + by + cz
(ii) ax² + by² − cz²
(iii) axy + byz + cxy

290

370

342

276

or

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