(iv) 2x⁴-5x³+7x-3 when x = -3.
this is algebra
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Answer:
2x⁴-5x³+7x-3
2(-3)⁴-5(-3)³+7(-3)-3
162+135-21-3
273
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sheryaaggarwal153:
how 273 come
oh now I know thank you
welcome
Answered by
0
Answer:
273
Step-by-step explanation:
2(-3)⁴ - 5(-3)³ + 7(-3) - 3
2(81) - 5(-27) +(-21) - 3
162 - (-135) - 21 - 3
162 + 135 - 21 - 3
273
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