Pertanyaan

Fungsi naik pada selang….

N. Ayu

Master Teacher

Mahasiswa/Alumni Universitas Negeri Padang

Jawaban terverifikasi

Pembahasan

$begin mathsize 14px style P e r t a m a space – space t a m a comma space s y a r a t space a k a r comma k a r e n a space sin space x greater than 0 space m a k a space 0 less than x less than pi f left parenthesis x right parenthesis space n a i k comma space m a k a space f apostrophe left parenthesis x right parenthesis greater than 0 space s e h i n g g a 1 half. open parentheses sin space x close parentheses to the power of negative 1 half end exponent. cos space x less than 0 fraction numerator cos space x over denominator 2 square root of sin space x end root end fraction less than 0 comma space k a r e n a space 0 less than x less than pi space m a k a sin space x space s e l a l u space p o s i t i f space left parenthesis b i s a space d i k a l i space s i l a n g right parenthesis cos space x less than 0 cos space x space n e g a t i f space d i space k u a d r a n space I I space y a i t u space pi over 2 less than x less than pi end style$