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Use compound angle formulae to

  1. Expand the following using compound angle formulaeSin(m-n) Cos(p-55)
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    2. amanda asked by amanda
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  2. Expan each of the following using the compound-angle formulae:sin(x + 20degree)
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    2. Zama asked by Zama
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  3. Write the chemical formulae compound lead(2)trioxonitrate(5) using the rules for writting chemical formulae
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    2. ENIOLA asked by ENIOLA
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  4. Use compound angle formulae to express Second harmonic i2= sin2t and the the third harmonic i3=sin3t in terms of the first
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    2. Stephan pultree asked by Stephan pultree
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  5. expand each of the following using the compound angle formulaea. cos(A - B) b. sin(alpher + alpher) c. cos(alpher + 70°)
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    2. herMajesty asked by herMajesty
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  6. Three element A,B,C have atomic number 8,11,12 respectively write the formulae of the compound formed by the chemical
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    2. Wale asked by Wale
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  7. write 3x*2+8x-25 in the form a(x+h)*2+k where a,h and k are real numbersformulae for h=b/2a formulae for k=4ac-b^2/4a
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    2. britney asked by britney
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  8. REACTION 1 IS A CARBON COMPOUND CONTAINING AN ALCOHOL FUNCTION GROUP + REACTION 2 IS A CARBON COMPOUND CONTAINING A CARBOXYLIC
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    2. honey asked by honey
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  9. How would I draw the abbreviated structural formulae of the products of the complete hydrolosis of this compound,CH3 O (=) N - C
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    2. Ben asked by Ben
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  10. Reduce the following to the sine or cosine of one angle:(i) sin145*cos75 - cos145*sin75 (ii) cos35*cos15 - sin35*sin15 Use the
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    2. Paul C asked by Paul C
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