338 Chapter 5 Polynomials and Polynomial Functions. EXAMPLE 2 Evaluate by direct substitution. Use direct substitution to evaluatef(x) 5 2x4 2 5x3 2 4x 1 8 whenx 5 3. f(x) 5 2x4 2 5x3 2 4x 1 8 Write original function. f(3) 5 2(3)4 2 5(3)3 2 4(3) 1 8 Substitute 3 forx. 5 1622 1352 12 1 8 Evaluate powers and multiply.
A homophone is a word that sounds the same as another word but has a different meaning and/or spelling. âFlowerâ and âflourâ are homophones because they are pronounced the same but you certainly canât bake a cake using daffodils. This word set can be confusing, even for word geeks.
Homophones are words that are pronounced in the same way but differ in their meanings. Words with different meanings and different spellings that are pronounced the same are also known a heterographs. Examples of words that sound the same but mean different things include there, their and theyâre.