7. For the following questions, use 32-bit (IEEE 754 Single-Precision) floating-point format with 1 sign bit, 8 exponent bits, and 23 significant bits. The leading significant 1 is assumed and the exponent field employs an excess-127 coding. a. Encode -42.510sm into 32-bit floating-point format. b. Decode the following floating-point number into its decimal value. i. 0 10000011 10101000000000000000000 1 01111111 11000000000000000000000 ii.

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